中小学教育资源及组卷应用平台
Unit 2 I'll help to clean up the city parks.
Section B(1a-1e)同步训练题
基础篇
一、短语翻译
1.在午夜 ____________________________
2.用光钱 ____________________________
3.修理破自行车____________________________
4.忙于(做)某事 ____________________________
5.为无家可归的人筹钱________________________
6.他们停止工作长达数月______________________
7.度过他们空余时间的一个好方法____________________________
8.独自旅行____________________________
9.把它赠送给别人 ____________________________
10.(外貌或行为)像 ____________________________
二、单选题
1. —Is the boy really that man’s son He doesn’t take __________________ him at all.
—But sure he is. He looks __________________ his mother.
A. out; at B. after; like C. away; after D. up; for
2. China is going to __________________ a manned space station around 2020 to explore more space.
A. make up B. put up C. wake up D. set up
3. —Jack, I think we need to buy a new car.
—Oh, no! We are ________________ out of money, you know
A. trying B. going C. getting D. running
4. Linda gets great ________________ from helping others, so she’s always ready to give others a helping hand.
A. discussion B. satisfaction C. preparation D. prediction
5. —Does Jimmy often volunteer in his free time
—Yes. He often fixes up __________________computers for others.
A. sick B. fallen C. broken D. weak
6. Alice has the same taste of clothes as I and her clothes are __________________ mine.
A. interested in B. similar to
C. popular with D. different from
7.—My computer is broken. —Why not ask Mr. Smith ________ for you
A.to fix up it B.fix up it C.to fix it up D.fix it up
8. —What are you packing so many books for, Grandma
—I’ll ______ to the kids in West China.
A. give them up B. give them away
C. give them off D. give them in
9. —It’s too noisy outside. I can’t fall asleep.
--- Neither can I. We have to _______ new ways to solve the problem.
A. come up with B. end up with
C. make up with D. catch up with
10. —When I visit my grandparents, they often tell me stories about the past.
—__________________________.
A. That’s all right B. That sounds interesting
C. I’m sorry to hear that D. Sure, I’d love to
三、根据句意、首字母或汉语提示写出所缺的单词
1. -Have you ever seen a car with five (轮子)
-Never. It must be very strange.
2. The window is (破损的). Who did it
3.The old man is (修理) his e-bike now.
4. Can you help me (安装) the new desk
5. My schoolbag is s to Lily’s.
6.Parents shouldn’t leave their little kids a in the house.
7.We are r money for the people in need.
8.The rich man gave a_______ much money to charity.
9. The twins both t_________ after their parents. They are friendly.
10. He found a wallet lying on the road and wanted to return the o_________.
四、用单词的适当形式填空
1.On the way home,my bike is _________(break).
2. Yesterday morning Jake and his classmates went to the _________ (child) home.
3. They spent two hours _________ (fix) up their bikes.
4. She _________ (sell) her old bicycle to me last week.
5. It's _______(wonder)to see you again!
6.The best doctors are also good _______ (listen)
7.I'll come up with some ways of _______(get)money.
8.I don’t think the kids have enough money to buy _______ (they)own bikes.
9.My parents` words made a big ________(different) to my life.
10.He often tells funny jokes and makes us____________( laugh)
四、用方框里所给词组的适当形式填空
used to , run out of, take after, fix up, come up with ,similar to, give away ,call up,
1.Jack, can you ___________10 students to join our activity
2.He ____________be afraid of dogs, but now he doesn’t.
3.—How do you deal with the old clothes, Mom
—I decide to ____________ them ____________ to the people in the lonely village.
4.Scientists say children ____________ their parents in some ways.
5.My best friend is ____________ me because we are both hardworking and outgoing.
6. Jimmy can ____________ broken bikes easily.
7. Do you know what will happen when we ____________ the water on the earth
8.We should some ways to solve the problems.
五、同义句转换,每空一词。
1. I'm planning to go to the cinema with my mother.
I'm ___________ ___________ ___________ to go to the cinema with my mother.
2. Linda can look after the children very well.
Linda can________ ________ __________ the children very well.
3. The boy made a telephone call to his parents just now.
The boy_________ _________ his parents just now.
4.Tina is similar to her mother.
Tina ____________ ____________ her mother.
5.Let's help repair the old bikes.
Let's help ____________ ____________ the old bikes.
6.The writer became famous when he was twenty-four years old.
The writer became famous_____ _____ _____of twenty-four.
7. I don’t know how I can change my lifestyle.
I don’t know my lifestyle.
8.Mary thought up a good idea for us.
Mary a good idea for us.
9.She spent two hours finishing her project.
two hours to finish her project.
10.They don't know what they can do.
They don't know what .
六、按要求完成句子
1.我和我妈妈很像。
I _________ _________ my mother.
2.我把我的自行车赠送给儿童之家了。
I _________ _________ my bike to Children’s home.
3.吉米用完了他的钱.
Jimmy has _________ _________ _________ money.
4.修理这台彩电花了我一整天的时间。
It took me a whole day to _________ _________ the color TV set.
5.你的父母一定为你感到骄傲。
Your parents must _________ _________ _________ you.
6. 他们为何打算在那儿建一个食物赈济处?
Why are they going to _________ _________ a food bank there
提高篇
七、补全对话
A:What are you doing
B:I'm preparing a list of things we can do for our church(教堂). We're trying to raise money.
A:1.__________________________________
B:Our church's kitchen is old. It needs repairing.
A:2._____________________________________
B:I don't know. Do you have any good ideas
A:3.____________________________________
B:Sounds great. What do I need for a car wash
A:First, you need things like soap and water. Second, you need cars to wash! 4.____________________ Tell everyone about the car wash.
B:We can do that!
A:5.___________________________________
B:Yes, volunteers! People in our church can help.
A.Lastly, you need volunteers to wash the cars. B.How can you raise money C.You could have a car wash. D.What are you trying to raise money for E.Invite people to come.
八、短文填空
阅读短文,在空白处填入一个适当的词,或填入括号内所给单词的正确形式。
You may see people in need on the TV news after earthquakes or other disasters(灾难). Perhaps you are walking past 1. __________(home)people who are living on the streets. Or maybe you are going to an old people's home and want to do something 2. __________(help)for the old there. So how can we do something to help people 3. __________ trouble?The answer is volunteering. 4. __________(volunteer)means spending some of your free time helping others. You may volunteer to help 5. __________(other). And you can also volunteer to protect animals 6. __________ the environment. You may change a person's life 7. __________ of your kindness.
Volunteering can let you 8. __________(see)you can make a difference to your own life. Sometimes it's easy to get angry because you don't have a computer game. Volunteering lets you spend some time 9. __________ others for a while. Many people find that they 10. _________(real)enjoy volunteering. Volunteer experiences often put them in a different place.
九、阅读理解
A
Linda (22 years old)
I started to be a volunteer three years ago. I like children, so I teach them art in a primary school. All of them are lovely children, and some of them are really talented in art.
Bill (29 years old)
I go to the nurse home on weekends. I help the old people push wheelchairs, talk with them and write letters. Sometimes I tell them stories. The stories often make them laugh.
Jimmy (25 years old)
I volunteer in an animal training center. Dogs are my favorite animals. I train them to help disabled people. They’re smart and understanding.
Mario (17 years old)
I plan to volunteer in the City Park this weekend. I’ll give out maps to the visitors and show them around the park. This is my first time to be a volunteer. I hope it’ll be a great experience.
1. When did Linda become a volunteer
A. When she was 19. B. When she was 20.
C. When she was 22. D. When she was 25.
2. What doesn’t Bill do as a volunteer
A. Telling stories. B. Pushing wheelchairs.
C. Writing letters. D. Training animals.
3. What does Jimmy’s volunteer job have to do with
A. Teachers and students. B. Doctors and animals.
C. Dogs and disabled people. D. Nurses and visitors.
4. Where will Mario volunteer this weekend
A. In a hospital. B. In a park. C. In a school. D. In a zoo.
5. Which of the following is TRUE
A. All the students Linda teaches are talented in art.
B. Bill goes to the nurse home from Monday to Friday.
C. Jimmy volunteers in an animal training center.
D. Mario is the oldest of the four volunteers.
B
Do you want to be a volunteer Maybe you need some ideas. Here is some advice.
Help kids learn and grow. Be a big brother or sister at an after-school care center. You can help little kids to learn or play with them.
Give back during the holidays. Serve dinner to the homeless, volunteer at an old people’s home, or give out toys to kids.
Help at an animal shelter (庇护所). Most shelters depend on (依靠) volunteers to keep the cats and dogs happy and take them to exercise. And when you’re walking dogs, you get some exercise, too.
Protect the environment. Take part in a park clean-up day. Plant a tree. Join a group to work together to protect a river.
Help sick people. Helping others can make you feel good. When you cheer sick people up, you also feel happy. If you have several hobbies, find a way to do them all. For example, if you love kids and are good at painting and dancing, visit a children’s hospital and teach them these interesting things.
31. How many pieces of advice does the writer give us in the passage
A. Four B. Five C. Six D. Seven
32. What can a volunteer do at an animal shelter
A. Feed animals. B. Help animals do exercise.
C. Clean the shelter. D. Make workers there happy.
33.Which is NOT mentioned (提到) as a way to protect the environment
A. Planting trees. B. Protecting rivers.
C. Setting up a green club. D. Cleaning up the park.
34. What can we learn from the passage
A. Volunteers can feel good when they help sick people.
B. Volunteering at a children’s hospital is meaningless.
C. An after-school care center is a place for homeless kids.
D. The old people’s home needs more volunteers than the children’s hospital.
35. What’s the main idea of the passage
A. Who can be a volunteer B. The reasons of being a volunteer.
C. The time of being a volunteer. D. Ways of being a volunteer.
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21世纪教育网(www.21cnjy.com)中小学教育资源及组卷应用平台
Unit 2 I'll help to clean up the city parks.
Section B(1a-1e)同步训练题
基础篇
一、短语翻译
1.在午夜 ____________________________
2.用光钱 ____________________________
3.修理破自行车____________________________
4.忙于(做)某事 ____________________________
5.为无家可归的人筹钱________________________
6.他们停止工作长达数月______________________
7.度过他们空余时间的一个好方法____________________________
8.独自旅行____________________________
9.把它赠送给别人 ____________________________
10.(外貌或行为)像 ____________________________
【答案】1.at midnight 2.run out of money 3.repair the broken bike/fix up the broken bike
4.be busy with/doing sth. 5.raise money for homeless people 6.stop doing their jobs for a few months 7.a good way to spend their free time 8.travel alone 9.give it away to others 10.take after
二、单选题
1. —Is the boy really that man’s son He doesn’t take __________________ him at all.
—But sure he is. He looks __________________ his mother.
A. out; at B. after; like C. away; after D. up; for
【答案】B
【解析】考查近义动词词组。句意:——那个男孩真的是那个男人的儿子吗?他一点也不像他。——当然他是,他长得像他妈妈。固定短语take after与…像;looks like看起来像。故选B。
2. China is going to __________________ a manned space station around 2020 to explore more space.
A. make up B. put up C. wake up D. set up
【答案】D
【详解】考查动词短语辨析。句意:为探索更多的宇宙空间,中国计划在2020年左右建一个载人空间站。
make up 组成;put up 举起;wake up 叫醒;set up 建立。动词不定式to explore more space意为:为了探索更多的宇宙空间,作目的状语。根据句意可知,应填动词短语set up。故选D。
3. —Jack, I think we need to buy a new car.
—Oh, no! We are ________________ out of money, you know
A. trying B. going C. getting D. running
【答案】D
【解析】考查动词短语辨析。句意:——杰克,我认为我们需要买一辆新车。——哦,不行!我们快要把钱花光了,你知道吗?try尝试,go out of从……出去,get out of摆脱,run out of花光,用完。根据Oh, no!可知,B不同意买一辆新车,因为钱快要花完了。故选D。
4. Linda gets great ________________ from helping others, so she’s always ready to give others a helping hand.
A. discussion B. satisfaction C. preparation D. prediction
【答案】B
【解析】考查名词词义辨析。句意:琳达从帮助别人中得到极大的满足,所以她总是乐于助人一臂之力。A. discussion论述;B. satisfaction满足;C. preparation准备;D. prediction预测。根据句意和语境可知,A、C、D三项意思都与句意不合,故选B。
5. —Does Jimmy often volunteer in his free time
—Yes. He often fixes up __________________computers for others.
A. sick B. fallen C. broken D. weak
【答案】C
【解析】考查形容词词义辨析。句意:——吉米经常在空闲时间做志愿者吗 ——是的,他经常为别人修理坏了的电脑。sick意为:生病的;fallen意为:倒下的;broken意为:破碎的,坏掉的;weak意为:虚弱的。根据句意可知,吉米自愿帮助别人修理坏了的电脑,应选择C。
6. Alice has the same taste of clothes as I and her clothes are __________________ mine.
A. interested in B. similar to
C. popular with D. different from
【答案】B
【解析】考查形容词短语辨析。句意:爱丽丝和我穿衣有相同的品味。她的衣服和我的差不多。be interested in对……感兴趣;be similar to与……相似;be popular with受到……的欢迎;be different from与……不同。根据句意可知,穿衣品味相同,穿的衣服应该相似。故选择B。
7.—My computer is broken. —Why not ask Mr. Smith ________ for you
A.to fix up it B.fix up it C.to fix it up D.fix it up
【答案】C
【解析】句意:——我的电脑坏了。——为什么不让Smith先生为你修理它?
考查非谓语和代词的位置。ask sb. to do sth.表示“让某人做某事”,不定式作宾补,排除选项B和D;fix up表示“修理”,由动词和副词构成,代词it应放中间,即to fix it up。故选C。
8. —What are you packing so many books for, Grandma
—I’ll ______ to the kids in West China.
A. give them up B. give them away
C. give them off D. give them in
【答案】B
【解析】句意:——你为什么在打包那么多书,奶奶?——我把它们给中国西部的孩子。give up放弃;give away赠送;give off分发;give in呈交;根据句意,故选B
9. —It’s too noisy outside. I can’t fall asleep.
--- Neither can I. We have to _______ new ways to solve the problem.
A. come up with B. end up with
C. make up with D. catch up with
【答案】A
【解析】句意:——外面太喧嚣了。我睡不着。——我也睡不着。我们不得不想出新方法来解决问题。come up with提出,想出; end up with以…...结束;make up with与…..和解; catch up with赶上;根据new ways to solve the problem.此处表示想出解决问题的新方法,故选A。
10. —When I visit my grandparents, they often tell me stories about the past.
—__________________________.
A. That’s all right B. That sounds interesting
C. I’m sorry to hear that D. Sure, I’d love to
【答案】B
【详解】考查交际用语。句意:——当我拜访我的祖父母时,他们经常给我讲过去的故事。——听起来很有趣。考查情景交际。A. That’s all right没关系;B. That sounds interesting听起来很有趣;C. I’m sorry to hear that听到这个我很难过;D. Sure, I’d love to当然,我很乐意。结合句意可知选B。
三、根据句意、首字母或汉语提示写出所缺的单词
1. -Have you ever seen a car with five (轮子)
-Never. It must be very strange.
2. The window is (破损的). Who did it
3.The old man is (修理) his e-bike now.
4. Can you help me (安装) the new desk
5. My schoolbag is s to Lily’s.
6.Parents shouldn’t leave their little kids a in the house.
7.We are r money for the people in need.
8.The rich man gave a_______ much money to charity.
9. The twins both t_________ after their parents. They are friendly.
10. He found a wallet lying on the road and wanted to return the o_________.
【答案】1.wheel 2.broken 3.repairing 4.fix 5.similar 6.alone 7.raising 8.away 9.take 10.owner
四、用单词的适当形式填空
1.On the way home,my bike is _________(break).
2. Yesterday morning Jake and his classmates went to the _________ (child) home.
3. They spent two hours _________ (fix) up their bikes.
4. She _________ (sell) her old bicycle to me last week.
5. It's _______(wonder)to see you again!
6.The best doctors are also good _______ (listen)
7.I'll come up with some ways of _______(get)money.
8.I don’t think the kids have enough money to buy _______ (they)own bikes.
9.My parents` words made a big ________(different) to my life.
10.He often tells funny jokes and makes us____________( laugh)
【答案】1.broken 2.children’s 3.fixing 4.sold 5.wonderful 6.listener 7.getting 8.their 9.difference 10.laugh
四、用方框里所给词组的适当形式填空
used to , run out of, take after, fix up, come up with ,similar to, give away ,call up,
1.Jack, can you ___________10 students to join our activity
2.He ____________be afraid of dogs, but now he doesn’t.
3.—How do you deal with the old clothes, Mom
—I decide to ____________ them ____________ to the people in the lonely village.
4.Scientists say children ____________ their parents in some ways.
5.My best friend is ____________ me because we are both hardworking and outgoing.
6. Jimmy can ____________ broken bikes easily.
7. Do you know what will happen when we ____________ the water on the earth
8.We should some ways to solve the problems.
【答案】1.call up 2.used to 3 give; away 4.take after 5.similar to 6.fix up 7. run out of 8. come up with
五、同义句转换,每空一词。
1. I'm planning to go to the cinema with my mother.
I'm ___________ ___________ ___________ to go to the cinema with my mother.
2. Linda can look after the children very well.
Linda can________ ________ __________ the children very well.
3. The boy made a telephone call to his parents just now.
The boy_________ _________ his parents just now.
4.Tina is similar to her mother.
Tina ____________ ____________ her mother.
5.Let's help repair the old bikes.
Let's help ____________ ____________ the old bikes.
6.The writer became famous when he was twenty-four years old.
The writer became famous_____ _____ _____of twenty-four.
7. I don’t know how I can change my lifestyle.
I don’t know my lifestyle.
8.Mary thought up a good idea for us.
Mary a good idea for us.
9.She spent two hours finishing her project.
two hours to finish her project.
10.They don't know what they can do.
They don't know what .
【答案】1.making a plan 2.take care of 3.called up/rang up 4.takes after 5.fix up 6.at age of 7.how to change 8.came up with 9.It took her 10.to do
六、按要求完成句子
1.我和我妈妈很像。
I _________ _________ my mother.
2.我把我的自行车赠送给儿童之家了。
I _________ _________ my bike to Children’s home.
3.吉米用完了他的钱.
Jimmy has _________ _________ _________ money.
4.修理这台彩电花了我一整天的时间。
It took me a whole day to _________ _________ the color TV set.
5.你的父母一定为你感到骄傲。
Your parents must _________ _________ _________ you.
6. 他们为何打算在那儿建一个食物赈济处?
Why are they going to _________ _________ a food bank there
【答案】1.take after 2.gave away 3.run out of 4.fix up 5.be proud of 6.set up
提高篇
七、补全对话
A:What are you doing
B:I'm preparing a list of things we can do for our church(教堂). We're trying to raise money.
A:1.__________________________________
B:Our church's kitchen is old. It needs repairing.
A:2._____________________________________
B:I don't know. Do you have any good ideas
A:3.____________________________________
B:Sounds great. What do I need for a car wash
A:First, you need things like soap and water. Second, you need cars to wash! 4.____________________ Tell everyone about the car wash.
B:We can do that!
A:5.___________________________________
B:Yes, volunteers! People in our church can help.
A.Lastly, you need volunteers to wash the cars. B.How can you raise money C.You could have a car wash. D.What are you trying to raise money for E.Invite people to come.
【答案】1.B 2.E 3.D 4.A 5.C
八、短文填空
阅读短文,在空白处填入一个适当的词,或填入括号内所给单词的正确形式。
You may see people in need on the TV news after earthquakes or other disasters(灾难). Perhaps you are walking past 1. __________(home)people who are living on the streets. Or maybe you are going to an old people's home and want to do something 2. __________(help)for the old there. So how can we do something to help people 3. __________ trouble?The answer is volunteering. 4. __________(volunteer)means spending some of your free time helping others. You may volunteer to help 5. __________(other). And you can also volunteer to protect animals 6. __________ the environment. You may change a person's life 7. __________ of your kindness.
Volunteering can let you 8. __________(see)you can make a difference to your own life. Sometimes it's easy to get angry because you don't have a computer game. Volunteering lets you spend some time 9. __________ others for a while. Many people find that they 10. _________(real)enjoy volunteering. Volunteer experiences often put them in a different place.
【答案】1.homeless 2.helpful 3.in 4.Volunteering 5.others 6.or 7.because8.see 9.on 10.really
九、阅读理解
A
Linda (22 years old)
I started to be a volunteer three years ago. I like children, so I teach them art in a primary school. All of them are lovely children, and some of them are really talented in art.
Bill (29 years old)
I go to the nurse home on weekends. I help the old people push wheelchairs, talk with them and write letters. Sometimes I tell them stories. The stories often make them laugh.
Jimmy (25 years old)
I volunteer in an animal training center. Dogs are my favorite animals. I train them to help disabled people. They’re smart and understanding.
Mario (17 years old)
I plan to volunteer in the City Park this weekend. I’ll give out maps to the visitors and show them around the park. This is my first time to be a volunteer. I hope it’ll be a great experience.
1. When did Linda become a volunteer
A. When she was 19. B. When she was 20.
C. When she was 22. D. When she was 25.
2. What doesn’t Bill do as a volunteer
A. Telling stories. B. Pushing wheelchairs.
C. Writing letters. D. Training animals.
3. What does Jimmy’s volunteer job have to do with
A. Teachers and students. B. Doctors and animals.
C. Dogs and disabled people. D. Nurses and visitors.
4. Where will Mario volunteer this weekend
A. In a hospital. B. In a park. C. In a school. D. In a zoo.
5. Which of the following is TRUE
A. All the students Linda teaches are talented in art.
B. Bill goes to the nurse home from Monday to Friday.
C. Jimmy volunteers in an animal training center.
D. Mario is the oldest of the four volunteers.
【答案】ADCBC
【解析】1.细节理解题。根据Linda (22 years old) I started to be a volunteer three years ago可知,当他19岁的时候,成为一名志愿者。故选A。
2.D细节理解题。根据I help the old people push wheelchairs,talk with them and write letters. Sometimes I tell them stories. The stories often make them laugh.可知,Bill没有训练动物。故选D。
3.C 细节理解题。根据I volunteer in an animal training center. Dogs are my favorite animals. I train them to help disabled people. They’re smart and understanding.可知,Jimmy帮助小狗和残疾的人们。故选C。
4.B 细节理解题。根据I plan to volunteer in the City Park this weekend.可知,在城市公园。故选B。
5.C 细节理解题。根据I volunteer in an animal training center可知,吉米在动物训练中心做志愿者。故选C。
B
Do you want to be a volunteer Maybe you need some ideas. Here is some advice.
Help kids learn and grow. Be a big brother or sister at an after-school care center. You can help little kids to learn or play with them.
Give back during the holidays. Serve dinner to the homeless, volunteer at an old people’s home, or give out toys to kids.
Help at an animal shelter (庇护所). Most shelters depend on (依靠) volunteers to keep the cats and dogs happy and take them to exercise. And when you’re walking dogs, you get some exercise, too.
Protect the environment. Take part in a park clean-up day. Plant a tree. Join a group to work together to protect a river.
Help sick people. Helping others can make you feel good. When you cheer sick people up, you also feel happy. If you have several hobbies, find a way to do them all. For example, if you love kids and are good at painting and dancing, visit a children’s hospital and teach them these interesting things.
31. How many pieces of advice does the writer give us in the passage
A. Four B. Five C. Six D. Seven
32. What can a volunteer do at an animal shelter
A. Feed animals. B. Help animals do exercise.
C. Clean the shelter. D. Make workers there happy.
33.Which is NOT mentioned (提到) as a way to protect the environment
A. Planting trees. B. Protecting rivers.
C. Setting up a green club. D. Cleaning up the park.
34. What can we learn from the passage
A. Volunteers can feel good when they help sick people.
B. Volunteering at a children’s hospital is meaningless.
C. An after-school care center is a place for homeless kids.
D. The old people’s home needs more volunteers than the children’s hospital.
35. What’s the main idea of the passage
A. Who can be a volunteer B. The reasons of being a volunteer.
C. The time of being a volunteer. D. Ways of being a volunteer.
【答案】BBCAD
【解析】1. 主旨大意题。根据文章的篇章结构可知,作者围绕怎样成为一名志愿者提供了五 方面的建议,应选择B。
2.B细节理解题。根据第四段第二句Most shelters depend on volunteers to keep the cats and dogs happy and take them to exercise可知,在动物收容所里志愿者可以帮助动物锻炼,应选择B。
3.C 细节理解题。根据第五段可知,保护环境的活动有:Take part in a park clean-up day. Plant a tree. Join a group to work together to protect a river.只有C选项Setting up a green club没有提及,应选择C。
4. A 细节理解题。根据第六段Helping others can make you feel good可知,帮助别人可以使你感觉良好,应选择A。
5.D主旨大意题。文章第一段Do you want to be a volunteer Maybe you need some ideas. Here is some advice.表达了文章的主旨,即:成为志愿者的方式,应选择D。
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