冀教版八年级下册Lesson 8 Why Are Plants Important?课后练习题

这是一份冀教版八年级下册Lesson 8 Why Are Plants Important?课后练习题，共5页。

eq \x( shade， sil， fulfill， pleasure， basic )
1．Fd and water are ur ________ needs.
2．Grandpa likes having sme tea in the ________ in summer.
3．My parents hpe I will have a ________ trip.
4．I planted a yung tree in the rich ________. I hpe it can grw up quickly.
5．The students wrk hard t ________ their dreams.
Ⅱ.用适当的介词填空
6．Peple can use plants ________ many ways.
7．Can yu see the kite ________ the tree?
8．Medicine is made ________ trees and plants.
9．Dictinaries are imprtant ________ the students.
10．Everyne can't live ________ plants.
Ⅲ.单项选择
( )11. Maria is always full f ________ because she takes exercise every day.
A．energy B．talent
C．humur D．wealth
( )12.Trees can stp the wind and water frm________ the sil away.
A．bringing B．talking
C．ging D．carrying
( )13.Cme and sit ________ the shade. It's very ht tday.
A．in B．under
C．n D．at
( )14.—Dad, can I d ________ much wrk in ________ a shrt time?
—Dear, I think yu can.
A．s; s B．such; s
C．s; such D．such; such
Ⅳ.根据汉语意思完成句子，每空一词
15．总之，你应该多做些家务。
________ ________ ________， yu shuld d mre husewrk.
16．和朋友们聊天很愉快。
________ ________ ________ chat with friends.
17．红叶让这棵树看起来很漂亮。
The red leaves ________ the tree ________ very beautiful.
18．人们可以把植物当作药来使用。
Peple can ________ plants ________ medicine.
Ⅴ.词语运用
阅读下面短文，在空白处填入一个适当的单词或括号内单词的正确形式。
All living things n the earth depend n(依赖) each ther. At the same time, they all need 19.________(sunlight). But nly plants can turn sunlight 20.________ fd. Plants make fd frm sunlight, water and things in the sil and air. They als help t clean the air. Plants 21.________(be) imprtant t peple. They help us fulfill 22.________(we) basic needs. S we shuld plant plants. There are sme steps fr 23.________(plant). 24.________(ne), we dig a hle and make sure it is large enugh t hld the rts f the seedlings. Then put the seedlings inside, cver the rts and 25.________(full) the hle with dirt. We must take care f the plants very 26.________(gd), 27.________ they will die.
In 28.________ wrd, it's pleasant t plant. We shuld plant many plants arund us.
Ⅵ.补全对话(有两项多余)
(T＝teacher, S＝student)
T: Lk at the screen! Here are sme flwers that grw in ur schl. 29.________
S: Trees.
T: Oh, thank yu. 30.________
S: Because they give us shade and they can als give us clean air t breathe(呼吸)．
T: 31.________ They give us many things we need t fulfill ur basic needs.
S: Miss King, may I ask yu a questin?
T: N prblem.
S: 32.________
T: Because they take energy frm the sun with the help f leaves. By the way, when is Tree Planting Day in ur cuntry?
S: It's March 12.
T: That's right. 33.________ Nw please pen yur bks and let's learn smething abut plants.
A．That's true.
B．Why d we need trees?
C．What grws near yur hme?
D．Many things are made frm plants.
E．Things are getting better and better.
F．We shuld plant mre trees t live better.
G．Why d trees r ther plants need t have leaves?
答案
Ⅰ
2.shade
3.pleasant
4．sil
5.fulfill
Ⅱ
7.in
8.frm
9.t
10.withut
Ⅲ.11.A 句意：玛丽亚总是精力充沛，因为她每天都锻炼。energy意为“精力；活力”；talent意为“才能”；humur意为“幽默”；wealth意为“财富”。故选A。
12．D
13.A
14．C s和such都表示“如此，那么”。区别在于s接形容词或副词；而such接名词；但表示“如此多/少”时，用s，即“s＋many/much/few/little＋n.”。故选C。
Ⅳ a wrd
16.It's pleasant t
17．make; lk
18.use; as
Ⅴ
20.int
21.are
22.ur
23.planting
24.First
25.fill
26．well
27.r
28.a
Ⅵ.29—33 CBAGF