英语八年级下册Lesson 23 The Internet--Good or Bad?课后练习题

这是一份英语八年级下册Lesson 23 The Internet--Good or Bad?课后练习题，共4页。
1．Jina is 1.89 metres tall. Her height is an a________ fr playing basketball.
2．I dn't like c________. I like paper mney.
3．The pliceman caught the tall man because he s________ an iPad frm the supermarket.
4．Dn't play with fire. It may c________ a fire.
5．This is a s________ prblem. We can wrk it ut easily.
Ⅱ.用所给单词或短语的适当形式填空
prper, attack, in secnds, far away, aside frm
6．This guidebk can teach the teenagers hw t use the Internet ____________ and carefully.
7．____________ cars, the factry makes bicycles.
8．Nw it is pssible t send wrds and pictures arund the wrld ____________．
9．Never tell the strangers yur persnal infrmatin, r they will ____________ yur cmputer and the web.
10．If Sue wrks ____________， she will miss her family.
Ⅲ.单项选择
( )11.Drinking alchl(酒) can be ________ yur brains. S yu aren't suppsed t drink it if yu are yunger than 18.
A．gd at B．gd with
C．harmful t D．thirsty fr
( )12.—If there are ________ peple driving, there will be ________ air pllutin.
—Yes, and the air will be fresher.
A．less; less B．less; fewer
C．fewer; fewer D．fewer; less
( )13.—I dn't think teachers shuld give t much hmewrk t ________ the free time f students.
—Exactly!
A．give up B．take up
C．lk up D．put up
( )14.—There are a lt f ________ f bike riding.
—I agree. It's gd fr the envirnment and it saves mney.
A．instructins B．instruments
C．advantages D．prducts
Ⅳ.根据汉语意思完成句子，每空一词
15．我的爷爷想要理发。
My grandfather wants t ________ his hair ________．
16．这个小女孩在六岁的时候就会弹吉他了。
The little girl ________ ________ ________ play the guitar at the age f six.
17．我的表姐经常通过电子邮件和她的朋友们保持联系。
My cusin ften ________ ________ ________ ________ her friends by e­mail.
18．因特网使得彼此在很短的时间内发送信息成为可能。
The Internet makes ________ pssible ________ ________ infrmatin t each ther in secnds.
19．花费太多时间上网对我们的健康有害。
________ t much time nline ________ bad fr ur health.
Ⅴ.补全对话(方框中有两项多余)
A：20.________
B：Yes, I have ne.It's a birthday present frm my uncle.
A：21.________
B：I usually use it t search fr infrmatin n the Internet.
A：Why?
B：22.________
A：23.________
B：Every day.
A：24.________
B：It's very useful.I like it very much.
答案
Ⅰ
2.cins
3.stle
4．cause
5.simple
Ⅱ
7.Aside frm
8．in secnds
9.attack
10.far away
Ⅲ.11.C
12．D 考查形容词比较级。句意：“如果开车的人更少，空气污染就会更少。”“是的，空气将会更清新。”fewer意为“更少的”，修饰可数名词复数；less意为“更少的”，修饰不可数名词。peple为可数名词，pllutin为不可数名词。故选D。
13．B 句意：“我认为老师不应当布置太多的家庭作业来占据学生的空闲时间。”“完全正确！”give up意为“放弃”；take up意为“占据”；lk up意为“查阅”； put up意为“悬挂；张贴”。根据句意可知选B。
14．C
Ⅳ; cut
16.was able t
17．stays/keeps in tuch with
18．it; t send
19.Spending; is
Ⅴ.20—24 ECDGA
A.Hw d yu like yur cmputer?
B．D yu like cmputer games?
C．What d yu usually use yur cm­puter fr?
D．Because it is fast and easy.
E．D yu have a cmputer?
F．Cmputers are very useful.
G．Hw ften d yu use yur cmputer？