冀教版英语八年级下册Lesson 8　Why Are Plants Important？ 同步课时练习（含答案）

Lesson 8　Why Are Plants Important
Ⅰ.用方框中所给单词的适当形式填空
shade, soil, fulfill, pleasure, basic
1.Food and water are our 　　　　needs.
2.Grandpa likes having some tea in the 　　　　in summer. 21世纪教育网版权所有
3.My parents hope I will have a 　　　　trip.
4.I planted a you ( http: / / www.21cnjy.com )ng tree in the rich 　　　　. I hope it can grow up quickly.
5.The students work hard to 　　　　their dreams.
Ⅱ.用适当的介词填空
6.People can use plants 　　　　many ways.
7.Can you see the kite 　　　　the tree
8.Medicine is made 　　　　trees and plants.
9.Dictionaries are important 　　　　the students.
10.Everyone can’t live 　　　　plants.
Ⅲ.单项选择
11.(2020南京)Maria is ( http: / / www.21cnjy.com )always full of 　　　　because she takes exercise every day.
A.energy B.talent
C.humour D.wealth
12.Your gloves should ( http: / / www.21cnjy.com ) be made 　　　　leather(皮革) because they feel soft and smooth.
A.in B.on
C.for D.of
13.(2021唐山友谊中学月考)Wi ( http: / / www.21cnjy.com )thout plants, water and wind can 　　　　the soil 　　　　.
A.take; on B.carry; off
C.carry; away D.blow; away
答案 11-13
Ⅳ.根据汉语意思完成句子,每空一词
14.总之,你应该多做些家务。
　　　　 　　　　　　　　, you should do more housework.
15.和朋友们聊天令人愉快。
　　　　 　　　　　　　　chat with friends.
16.红叶让这棵树看起来很漂亮。
The red leaves 　　　　the tree 　　　　very beautiful.
17.人们可以把植物当作药来使用。
People can 　　　　plants 　　　　medicine.
Ⅴ.补全对话(方框中有两项多余)
(T=teacher, S=student)
T: Look at the screen! ( http: / / www.21cnjy.com ) Here are some flowers that grow in our school. 18.　　　
S: Trees.
T: Oh, thank you. 19.　　　
S: Because they giv ( http: / / www.21cnjy.com )e us shade and they can also give us clean air to breathe(呼吸).
T: 20.　　　　 T ( http: / / www.21cnjy.com )hey give us many things we need to fulfill our basic needs.
S: Miss King, may I ask you a question
T: No problem.
S: 21.　　　
T: Because th ( http: / / www.21cnjy.com )ey take energy from the sun with the help of leaves. By the way, when is Tree-planting Day in our country 21cnjy.com
S: It’s March 12.
T: That’s ri ( http: / / www.21cnjy.com )ght. 22.　　　　 Now please open your books and let’s learn something about plants. www.21-cn-jy.com
A.That’s true.
B.Why do we need trees
C.What grows near your home
D.Many things are made from plants.
E.Things are getting better and better.
F.We should plant more trees to live better.
G.Why do trees or other plants need to have leaves 21教育网
Ⅵ.(2020锦州)阅读理解
A man named Randy in ( http: / / www.21cnjy.com )Canada liked to hunt for trees. He looked for big trees and old trees in Canada. He made maps to show where these trees were. He did not want to cut them down. Actually, he wanted people to take care of them.21·cn·jy·com
Ancient tree ( http: / / www.21cnjy.com )s are today rare(稀少的) everywhere in the world. On Vancouver Island in Canada, there are so many big trees. The biggest trees are about 800 years old. They are the survivors of a forest fire. The fire brought damage(损害) to the area about 350 years ago. Randy was told of a very tall tree on Vancouver Island. The tree was said to be 314 feet tall. That would make it the tallest tree in Canada. Randy set out to find the tree.2·1·c·n·j·y
But someone else fo ( http: / / www.21cnjy.com )und it first. It was found by a logger—a person whose job is to cut down trees. The loggers wanted to cut down Canada’s tallest tree and all the trees around it.
Randy made a ( http: / / www.21cnjy.com )path(小路) in the forest in order that people could see the tall tree. The tree was so big and beautiful that even more and more people wanted to save that forest. Thanks to these people, that forest is now a park. Canada’s tallest tree is still there.【来源：21·世纪·教育·网】
There may still ( http: / / www.21cnjy.com ) be a bigger tree out there. Maybe you will find it. But there are only a few old forests left in Canada. Many are still at risk of being cut down.21·世纪*教育网
23.Why did Randy make maps
A.To look for more big trees.
B.To show the positions of the big and old trees.
C.To cut trees down later.
D.To help loggers.
24.The underlined word “survivors” means “　　　　” in Chinese.
A.受益者 B.制造者
C.控制者 D.幸存者
25.Which of the following is NOT true
A.Randy is from Canada.
B.The fire happened about 350 years ago.
C.Randy made a path in the forest.
D.Canada’s tallest tree is cut down now.
答案 23-25
Ⅶ.词语运用
阅读下面短文,在空白处填入一个适当的单词(有提示词的,填入所给单词的正确形式)。
All living thin ( http: / / www.21cnjy.com )gs on the earth depend on(依赖) each other. At the same time, they all need 26.　　　　(sunlight). But only plants can turn sunlight 27.　　　　 food. Plants make food from sunlight, water and things in the soil and air. They also help to clean the air. Plants 28.　　　　(be) important to people. They help us fulfill 29.　　　　(we) basic needs. So we should plant plants. There are some steps for 30.　　　　(plant) plants. 31.　　　　(one), we dig a hole and make sure it is large enough to hold the roots of the seedlings. Then, put the seedlings inside, cover the roots and 32.　　　　(full) the hole with dirt. We must take care of the plants very 33.　　　　(good), 34.　　　　 they will die. www-2-1-cnjy-com
In 35.　　　　 wo ( http: / / www.21cnjy.com )rd, it’s pleasant to plant plants. We should plant many plants around us.
答案
Lesson 8　Why Are Plants Important
Ⅰ.1.basic　2.shade　3.pleasant
4.soil　5.fulfill
Ⅱ.6.in　7.in　8.from　9.to　10.without
Ⅲ.11.A　句意:玛丽亚总是精力充沛, ( http: / / www.21cnjy.com )因为她每天都锻炼。energy意为“精力;活力”;talent意为“才能”;humour意为“幽默”;wealth意为“财富”。2-1-c-n-j-y
12.D　13.C
Ⅳ.14.In a word　15.It’s pleasant to
16.make; look　17.use; as
Ⅴ.18—22　CBAGF
Ⅵ.23—25　BDD
Ⅶ.26.sunlight　27.into　28.are　29.our　30.planting　31.First　32.fill
33.well　34.or　35.a
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