冀教版英语八年级下册Lesson 7　Planting Trees 同步课时练习（含答案解析）

Lesson 7　Planting Trees
Ⅰ.根据句意及首字母提示补全单词
1.The dog went through the h　　　　 in the wall.
2.“Top” is the opposite of “b　　　　”.
3.Look at the black clouds. There will be a s　　　　 soon. 21·cn·jy·com
4.Your hands are d　　　　, Tom. Go to wash them and have lunch. www.21-cn-jy.com
5.This room is ( http: / / www.21cnjy.com )not l　　　　 enough to hold 20 people. We need another one.
Ⅱ.用所给单词的适当形式填空
6.Wei Min lives in a 　　　　(north) town of Hebei, China. 2·1·c·n·j·y
7.It snowed and snow 　　　　(cover) everything last night. 21·世纪*教育网
8.People eat the 　　　　(root) of the carrots.
9.Look! The hall is 　　　　(fill) of guests.
10.The workers brought a lot of 　　　　(seedling) to the hillside. www-2-1-cnjy-com
Ⅲ.单项选择
11.He covered the table 　　　　a piece of cloth.
A.at B.for
C.with D.in
12.(2021丹东)—Look! There are so many people in the restaurant.21*cnjy*com
—Yes. The food there 　　　　be delicious.
A.shouldn’t B.can’t
C.must D.need
13.Water will　　　　 ice when the temperature is below zero. 【来源：21cnj*y.co*m】
A.turn to B.turn on
C.turn into D.turn off
14.　　　　, who can help me carry the desk
A.On the way B.By the way
C.In the way D.In a way
15.—I believe we will get good grades in the exam.2-1-c-n-j-y
—　　　　 We have prepared(准备) so well.
A.That’s for sure.
B.It takes time.
C.Are you kidding
D.It doesn’t matter.
答案 11-15
Ⅳ.完形填空
　　We know that trees ( http: / / www.21cnjy.com ) are useful in our everyday lives. They 　16　 us many things, such as wood, oxygen(氧气), rubber, medicine and many other things. They can 　17　 tell us a lot about our climate(气候). The following are the reasons. 21世纪教育网版权所有
　　If you 　18　 a ( http: / / www.21cnjy.com )tree, you can see that it has many rings(年轮).Most trees grow one new ring 　19　 year. Because of this reason, we know 　20　 a tree is. A tree over a hundred years old means that it has more than a hundred 　21　. When the climate is dry or very cold, the trees do not grow very much and their rings are usually 　22　.When it is wet and warm, the
rings are much thicke ( http: / / www.21cnjy.com )r.If the rings are suddenly very thin or suddenly very thick, this means that the climate changes 　23　. If we look at the rings on the tree, we can learn about the 　24　 in the past years. We can see 　25　 our climate is changing today. 21教育网
16.A.tell B.ask C.give D.get
17.A.not B.too C.to D.also
18.A.cut down B.climb up C.walk past D.look after
19.A.every B.many C.the first D.from
20.A.how big B.how long C.how old D.how much
21.A.trees B.leaves C.people D.rings
22.A.big B.thick C.good D.thin
23.A.suddenly B.slowly C.heavily D.exactly
24.A.people B.things C.climate D.life
25.A.how B.why C.when D.while
答案 16-20 21-25
Ⅴ.(2020永州改编)阅读理解
Karachi, Paki ( http: / / www.21cnjy.com )stan, is one of the hottest cities on the earth. In June 2015, more than 1 000 people died there during a heat wave(热浪). “It was a terrible time,” Shahzad Qureshi said. “We needed to do something about it.” After the heat wave, Qureshi did something. He started Urban(都市的) Forest. The group plants trees in cities in Pakistan.【来源：21·世纪·教育·网】
Trees help cool ( http: / / www.21cnjy.com ) the air through their leaves. Trees can help lower summer temperatures in cities. Trees also give all kinds of animals a place.【出处：21教育名师】
Urban Forest planted ( http: / / www.21cnjy.com ) about 1 300 trees in a park in Karachi. The group helps them grow quickly. In just three years, the trees were 30 feet tall. Qureshi hopes that one day, this park will become a forest of 50 000 trees. Since 2015, Qureshi and his team have helped cool the air by planting 14 urban forests in Pakistan. Twelve are in Karachi.【版权所有：21教育】
In 2017, Qureshi h ( http: / / www.21cnjy.com )elped plant an urban forest at Karachi Grammar School. First, he met with students there. He taught them about how trees help the environment. Then the students planted trees in the schoolyard and they felt very excited about the project.21教育名师原创作品
There are ma ( http: / / www.21cnjy.com )ny birds and colourful butterflies in the school. Students go outside during science class to study the forest. “It’s like a library of trees in front of the kids,” Qureshi says. “They can learn the species(物种) and insects that are around. It’s a beautiful thing to see.”
26.What happened to Karachi in June 2015
A.A wave hit this city.
B.A heat wave killed over 1 000 people.
C.Karachi became the hottest city.
D.The weather became too cold.
27.How did the students feel about the project
A.Surprised. B.Terrible.
C.Excited. D.Angry.
28.What’s the best title for the text
A.A great man
B.Urban Forest
C.Environment is important
D.A famous team
答案 26-28
答案
Lesson 7　Planting Trees
Ⅰ.1.hole　2.bottom　3.storm/shower
4.dirty　5.large
Ⅱ.6.northern　7.covered　8.roots　9.full
10.seedlings
Ⅲ.11.C　cover…with…意为“用……覆盖……”。
12.C　句意:“看!这家饭店里有很多人。 ( http: / / www.21cnjy.com )”“是的,那里的食物一定很好吃。”shouldn’t意为“不应该”;can’t意为“不可能”;must意为“一定”;need意为“需要”。must表示肯定推测,21cnjy.com
13.C　
14.B　by the way意为“顺便问一下”。
15.A　句意:“我相信 ( http: / / www.21cnjy.com )我们会在这次考试中取得好成绩。”“　　　　我们已经准备得很好了。”That’s for sure意为“这是肯定的”;It takes time意为“这需要时间”;Are you kidding意为“你在开玩笑吧”;It doesn’t matter意为“没关系”。根据语境可知选A。
Ⅳ.16.C　17.D　18.A　19.A　20.C　21.D　22.D
23.A　年轮的疏密突然发生了变化,说明气候也突然发生了变化。
24.C　由上文可知,我们能通过树的年轮了解气候。
25.A
Ⅴ.26—28　BCB
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