Unit 3-Unit 4 单元练习（word版，含答案）

2021学年七年级下学期Unit 3-4单元练习
二、语言知识与运用。
第一节 语音（每题1分，共10分）
(1) 选出下列单词中划线部分发音不同的单词。
( ) 11. A. branch B. chair C. change D. machine
( ) 12. A. anywhere B. act C. gas D. catch
( ) 13. A. teacher B. lead C. ready D. please
( ) 14. A. bottom B. possible C. nothing D. sorry
( ) 15. A. helped B. tried C. washed D. missed
(2) 从各项中，选出重音位置与其他不同的选项。
( ) 16. A. rescue B. exercise C. greeting D. receptionist
( ) 17. A. dolphin B. forget C. always D. animals
( ) 18. A. programme B. convenient C. container D. remain
( ) 19. A. along B. address C. perfect D. prefer
( ) 20. A. oxygen B. bottom C. million D. important
第二节 单项选择（每题1分，共1分）
( ) 21. I saw a tiger ________ towards me when I was walking in the forest.
A. to run B. ran C. running D. runs
( ) 22. --- Bill, did you see Tom
--- Yes, he just parked his car here and then hurried ________ the street.
A. through B. over C. past D. across
( ) 23. ________ the morning of May 22th, the great man left us forever.
A. In B. At C. On D. With
( ) 24. No one teaches ________ English. He teaches ________.
A. his; himself B. him; himself B him; hisself D. he; him
( ) 25. As we all know, things like that ________ all over the world every day.
A. are happening B. are happened C. happens D. will be happened
( ) 26. When Lucy ________ the station, the train had already started.
A. arrived in B. reached at C. got D. arrived at
( ) 27. ________ people live in this city. In fact, only about ________ people were born here.
A. Millions of; two million B Million of; two millions
C. Millions of; two millions D. Millions of; two millions of
( ) 28. It’s bad for him to spend much time sitting ________ the computer and surfing the Internet.
A. under B. in the front of C. in front of D. on
( ) 29. --- Where ________ this kind of plant ________
--- Africa.
A. is; come from B. is; coming from C. does; from D. does; come from
( ) 30. This kind of gas is ________ to the environment, so we should stop ________ it.
A. bad; making B. harmful; to make C. harmful; making D. bad; to make
第三节 语法选择（每题共1分，共10分）
Almost all animals need to sleep to stay healthy, but sleeping can also be dangerous because other animals may hurt those who are sleeping. So, some animals sleep in a special way to keep ___31___ safe.
Some ducks often sleep in a line. ___32___ at both ends help keep the group safe. They keep one eye open to watch for danger. The ducks in the middle sleep deeply with both eyes ___33___.
Seals breathe air, but that doesn’t stop some of them from ___34___ underwater. They hold their breath and dive deep to sleep. Sleeping deep underwater ___35___ these seals stay safe from dangerous animals that hunt them near the surface.
Horses often sleep standing up. Their legs lock in place so they don’t fell over. When a horse ___36___ down, it takes a long time for it ___37___ up, A horse can run from danger more quickly ___38___ it is already standing.
A flamingo can sleep while standing on one leg. The standing leg locks so it stays straight. ___39___ leg remains close to the flamingo’s body. Its head rests on its back.
Some seabirds can sleep while they are flying. These large birds spend most of their lives over the ocean. They are in danger on the water, ___40___ they are safe in the air. They fly for many hours without flapping（拍打）their wings.
( ) 31. A. them B. they C. their D. themselves
( ) 32. A. Duck B. The ducks C. The duck D. Ducks
( ) 33. A. close B. closing C. closed D. closes
( ) 34. A. sleeping B. to sleep C. slept D. sleep
( ) 35. A. help B. helps C. helped D. is helping
( ) 36. A. lie B. is lieing C. is lying D. lied
( ) 37. A. to get B. getting C. got D. get
( ) 38. A. though B. as soon as C. if D. because of
( ) 39. A. Other B. The other C. Others D. Another
( ) 40. A. and B. or C. but D. so
三、完型填空（每题共1分，共10分）
Dandelions（蒲公英）bloom as the weather warms up. A place full of golden dandelions in bloom is a beautiful sight in ___41___. Later, these flowers will tum into white globes（球状物）of seeds.
Dandelion’s seeds are dispersed（传播）by the wind. However, some dandelions don’t need to ___42___ the wind. As dandelion flowers turn into seeds, children rush to ___43___ them. They close their eyes, make a ___44___ and blow the seeds into the air. They all feel ___45___ whenever they do so.
Many people believe that dandelion seeds will carry their thoughts and dreams to their loved ones. Others believe that dandelions may be able to tell a person if he or she is loved. According to the legend（传说）, if you can blow all of the seeds of a dandelion off with only one ___46___, your dream will come true.
No one knows if these beliefs are ___47___, but blowing a dandelion’s seeds into the air does help the plant ___48___. If the seeds fall on fertile（肥沃的）soil, they’re likely to take ___49___ there.
The yellow flowers of dandelions are so beautiful. People have grown and used dandelions for thousands of years. Every part of the plant has a special ___50___. Dandelions’ flowers, leaves and roots can be used for food, medicine and even dye（染料）.
( ) 41. A. spring B. summer C. autumn D. winter
( ) 42. A. put into B. wait for C. tum into D. take in
( ) 43. A. change B. pick C. blow D. break
( ) 44. A. face B. wish C. seed D. wind
( ) 45. A. happy B. sorry C. sad D. strange
( ) 46. A. dream B. legend C. wish D. breath
( ) 47. A. flying B. true C. good D. cheap
( ) 48. A. grow B. die C. fly D. land
( ) 49. A. flower B. branch C. fruit D. root
( ) 50. A. meaning B. idea C. use D. way
四、阅读理解（每小题2分，共40分）
(A)
Time to dive in plants!
Come if you would like to ...
know more about plants
grow your own plotted plants
have a good time with your family
relax and refresh
This is a chance you should never miss!
Time: 8:00 a.m. - 4:00 p.m. (Weekends) 3:00 p.m. - 6:00 p.m. (Weekdays) (Weekdays)
Fee: Adult 5
(per Child over 6 years old 2
person) Child under 6 years old Free
☆ Free drinks and snacks ☆ Wonderful books about plants ☆ Funny games
For more information
Tel/Fax: (0141)772 0022 The Green Garden
E-mail: info@green_garden.co.uk
51. When can you visit the Green Garden
A. 4:00 p.m. on Sunday B. 9:00 am on Monday
C. 8:00 a.m. on Saturday D. 2:00 p.m. on Wednesday
52. If Mr. Smith plan to come with his wife and his 10-year-old son, how much should he pay
A. 10 B. 12 C. 15 D. 7
53. Which of the following cannot be found
A. Telephone number. B. Fax number.
C. E-mail address. D. Address.
54. What can’t you do in the Green Garden
A. Play computer games. B. Read books about plants.
C. Grow plotted plants. D. Enjoy free drinks and snacks
55. Where can you find this passage
A. In a story book. B. In a fashion magazine.
C. On the newspaper. D. In the science text book.
(B)
There were many plants in a forest. When spring came, a pine tree saw a red rose nearby and said, “What a beautiful flower! I wish I were that lovely.”
The rose said, “It seems that I’m the most beautiful flower in this forest.” Then the rose looked at a cactus (仙人掌) and said, “Look at that ugly plant full of thorns (刺)!”
As the days passed, the red rose often looked at the cactus and said bad words about it, like “This plant is useless. How sorry I am to be his neighbor!”
The cactus never got angry and even tried to advise the rose, saying, “God didn’t create (创造) any form of life without a purpose.”
Spring passed, and the weather became very hot. As it didn’t rain for a long time, the red rose began to wilt.
One day the rose saw birds put their beaks into the cactus and then fly away. The red rose asked the pine tree what were the birds were doing. The pine tree explained that the birds were getting water from the cactus.
“The cactus has water ” asked the rose in great surprise.
“Yes, you can also drink some from it. The birds can bring water to you if you ask the cactus for help.”
The red rose felt too ashamed to ask for water from the cactus. But at last it did ask for help. The cactus kindly agreed.
The rose learned a lesson and never judged (评价) anyone by their appearance again.
56. The underlined word “it” refers to ________.
A. the rose B. the pine tree C. the cactus D. the bird
57. The red rose began to wilt because ________.
A. the birds drank the water B. spring came
C. there was no rain D. the cactus got angry
58. The birds put their beaks into the cactus to ________.
A. get water B. eat food C. offer help D. tell secrets
59. From the passage, we know the cactus was ________.
A. rude B. kind C. useless D. careless
60. We can learn the following from the story EXCEPT (除了) ________.
A. No one is useless. Everyone has his own advantage.
B. Never look down on others.
C. No one helps you if you say bad words.
D. Don’t judge a person by his appearance.
(C)
Have you ever heard of the saying “when pigs fly” That means something can’t happen --- like pigs growing wings and flying like birds! For example, a person who hates riding roller coasters (过山车) might tell a friend, “I’ll go on that ride with you when pigs fly.”
Well, one pig in San Francisco may not be flying, but she is helping people relax before they fly in planes.
LiLou is a small pig working at the San Francisco airport. She is a treatment animal (治疗动物) that is quiet and likes to be touched by humans. She and other treatment animals aim to help travelers who get nervous about flying in planes. She was trained (训练) by the SPCA.
This is LiLou’s first week on the job as a member of the airport’s “wag brigade”. She only works at the airport once a month, so not all travelers to the San Francisco airport will see her. She works with a group of trained dogs. Their trainers walk around the airport with them. The animals wear signs that say “Pet me!”
LiLou, the pig has been getting a lot of attention at the airport and on social media. One Twitter user said he made fun of the airport’s decision to provide a relaxing yoga room for travelers, but he really loved LiLou.
LiLou is the first pig to be ever certified (证明) by the SPCA in San Francisco. Jennifer Henley is the manager of the SPCA’s program. “It’s wonderful to see the surprise and fun that LiLou brings to people during treatment visits,” she said.
61. The writer explain (解释) the saying “when pigs fly” by ________.
A. asking questions B. telling stories
C. giving examples D. comparing with others
62. LiLou works at the airport in order to ________.
A. carry bags for the travelers B. offer travelers health service
C. take the plane with travelers D. make travelers feel relaxed
63. From the passage, we can learn that LiLou ________.
A. is quite popular at the airport B. is easy to get nervous about flying
C. practices training twice a month D. will work in a yoga room soon
64. From Jennifer’s words, it can be inferred (推断) that ________.
A. LiLou is afraid of people B. Jennifer is happy with LiLou
C. LiLou makes money for the airport D. Jennifer brings people more fun
65. According to the passage, what kind of pig is LiLou
A. Amazing and lovely. B. Strong and hard-working.
C. Lazy but clever. D. Beautiful and surprising.
(D)
Rachel Carson was born in the USA on May 27, 1907. Her mother Maria Carson was a school teacher. She loved nature and showed Rachel the beauty of nature. She also loved books and taught little Rachel to read. So Rachel fell in love with books, too. At a very early age, she decided to be a writer someday. Her story first appeared in a children’s magazine when she was ten years old.
Her first book Under the Sea Wind was published in 1941. In 1948, Miss Carson began working on another book, The Sea Around Us. She always learned about the sea carefully before she wrote. She collected information from more than one thousand places to write the book. When the book came out in 1951, it won the National Book Award. It was No.1 on the best-seller list for more than a year. The Sea Around Us made Rachel Carson really famous. In addition, it made her rich enough to leave her job and spend all her time writing. In the book called The Edge of the Sea, Carson told us what happened to life in and near the sea.
Rachel Carson’s most famous book Silent Spring came out in 1962. In this book she pointed out that the use of some kinds of pesticides (杀虫剂) like DDT would make the number of birds decline because it would kill them as well. In the end, in November 1969, the United States government decided that the use of DDT must stop in two years.
Rachel Carson died in 1964. As a great environmentalist, biologist and writer, she will be remembered by the world.
66. When did the use of DDT stop
A. In 1969. B. In 1964. C. In 1971. D. In 1962.
67. Which of the following is NOT TRUE according to the passage
A. The Sea Around Us was the best-seller for over a year.
B. Carson started to have a great love for books because of her mother.
C. Carson hoped to become a writer when she was young.
D. People used pesticide to kill seabirds.
68. What’s the meaning of the underlined word “decline”
A. 增加 B. 减少 C. 翻倍 D. 保持
69. In what order did the following happen
a) The Edge of the Sea was published.
b) Rachel Carson’s story appeared in a children’s magazine.
c) Silent Spring came out.
d) Rachel Carson became rich.
e) The Sea Around Us won the National Book Award.
A. b-c-e-a-d B. b-e-c-a-d C. b-e-d-a-c D. e-d-c-b-a
70. What is the passage mainly about
A. Sea life. B. Books about sea. C. A great writer. D. DDT.
五、单词拼写。（每空1分，共5分）
71. F____________, the Blue Team won the basketball match.
72. Rabbits in the wild love d____________ holes in the ground to hide.
73. What does the word “UFO” m____________
74. It’s impossible to fix the machine if you don’t find the m____________ problem.
75. He a____________ to the teacher for being late for class again.
六、完成句子（每空0.5分，共10分）
76. 狗不停地叫，把我叫醒了。
The dog kept ____________ and ____________ ____________ ____________.
77. 那位警员不允许工人们砍伐森林。
The policeman ____________ ____________ the workers ____________ ____________ down forest.
78. 很多家具是用木头做的。
A lot of ____________ ____________ ____________ ____________ wood.
79. 十年前，那位医生与不同的疾病抗争并救了很多人。
Ten years ago, the doctor ____________ ____________ different ____________ and saved many lives.
80. 中国成功地举办了2022年冬季奥运会，中国人民为祖国感到自豪！
China held the 2022 Winter Olympics successfully. Chinese people ____________ ____________ ____________ their motherland!
81. 他总是尽力学习，争取进步。
He always ____________ his ____________ to study and strives for progress.
七、书面表达（10分）
学校本期校刊的主题是“爱护树木，保护地球”。你打算写一篇文章投稿，介绍树的用途，呼吁同学们多种树。请根据以下提示写一篇短文。
（要求：70词左右；语言表达准确，语义连贯，可适当发挥。）
提示：
Paragraph 1: How do trees help us （至少3点）
Paragraph 2: How can we plant a tree （步骤：挖坑——放树苗——填土——浇水）
Paragraph 3: Call on students to plant trees.
（提示词：soil泥土, young tree树苗）
As we all know, trees are very important to us. ______________________________________
________________________________________________________________________________
________________________________________________________________________________
________________________________________________________________________________
________________________________________________________________________________
________________________________________________________________________________
________________________________________________________________________________
________________________________________________________________________________
参考答案
二、语言知识与运用。
第一节 语音（每题1分，共10分）
11-15 DACCB 16-20 DBACD
第二节 单项选择（每题1分，共1分）
21-25 CDCBA 26-30 DACDC
第三节 语法选择（每题共1分，共10分）
31-35 DBCAB 36-40 CACBC
三、完型填空（每题共1分，共10分）
41-45 ABCBA 46-50 DBADC
四、阅读理解（每小题2分，共40分）
51-55 CBDAC 56-60 CCABC
61-65 CDABA 66-70 CDBCC
五、单词拼写。（每空1分，共5分）
71. Finally 72. digging 73. mean 74. major 75. apologized
六、完成句子（每空0.5分，共10分）
76. barking; woke me up 77. didn’t allow; to cut 78. furniture is made of
79. fought against; diseases 80. are proud of 81. tries/does; best
七、书面表达（10分）
略