Unit 8　Have you read Treasure Island yet?单元易错点+语法题（含答案）

中小学教育资源及组卷应用平台
八年级下册英语（人教版）
Unit 8　Have you read Treasure Island yet?
单元易错专题
易错点一：already与yet的辨析
【精析】already意为“已经”，用于肯定句中，强调某事已经发生；也可用于疑问句或否定句句末，表示惊讶；yet 意为“已经；还”，一般用于否定句和疑问句，用来谈论尚未发生但可能发生的事；
一、单项选择。
1．—So far, she has ____ helped 500 homeless people.
—How kind!
A．never B．ever C．already D．yet
2．—Have you finished your work ____？
—Yes，I've ________ finished it.
A．already；yet B．already；already
C．yet；already D．yet；yet
3．—Have you had lunch?
—Not ____．I'm busy now.
A．already B．yet C．never D．still
二、用already或yet填空。
4．The actress is ___________50，but she looks much younger than she really is.
5．—Come on，Dave.It's time for dinner.
—I'm not hungry __________．I've just had a hamburger.
易错点二：else与other的辨析
【精析】else 修饰疑问代词、疑问副词或不定代词，置于这些词之后；other 修饰名词，且位于名词之前。
用else或other填空。
6．I want to go somewhere __________to have a rest.
7．What _________can you do?
8.Do you have _________ways of keeping healthy?
9.He met nobody __________on this island on that day.
10.What's that in your ___________hand?
易错点三：the number of 与a number of 的辨析
【精析】the number of意为“……的数量”，后接复数名词，作主语时，谓语动词用单数形式，表语常是数词，也可接large，small作表语；a number of 意为“许多的”，相当于many，修饰可数名词复数，作主语时，谓语动词用复数形式。number前可加small，large，great表示程度。
11．—How many boys are there in your class?
—_________ them ________ twenty?three.
A．A number of；are B．The number of；are
C．The number of；is D．A number of；is
12．There __________ a number of people over there.The number of the people ________ over 100.
A．is；are B．is；is C．are；is D．are；are
13．The zoo keeper is worried because the number of visitors ______ smaller and smaller.
A．become B．are becoming
C．is becoming D．have become
易错点四：belong to 的用法
【精析】belong作动词，意为“属于；归属”。belong为不及物动词，后面常接介词to，意为“属于；是……的成员”。如：
These pens belong to me.这些钢笔是我的。
I belong to the music club.我是音乐俱乐部的成员。
sth.belong(s) to sb.＝sth.is sb.'s 某物是某人的
The book belongs to Carla.＝The book is Carla's.这本书是卡拉的。
14．Do you know whom this bike ____？
A．belong B．belong to
C．belongs to D．belongs
15．This book is mine, but that one belongs to ____．
A．she B．her C．hers D．his
16．The red coat must belong to him.(改为同义句)
The red coat must be __________．
单元语法专题—Grammar Focus
?概念：表示过去发生或已经完成的动作对现在造成的影响或结果。如：
—Have you had your lunch yet？你已经吃过午饭了吗？
—Yes, I have.I've just had it.是的，我刚吃过。(现在我不饿了)
I have already posted those photos.我已经邮寄了那些照片。(那些照片已不在我这里了)
?构成
肯定句：主语＋have/has＋过去分词＋其他．
否定句：主语＋have/has＋not＋过去分词＋其他．
疑问句： Have/Has＋主语＋过去分词＋其他？
肯定回答：Yes, 主语＋have/has.
否定回答：No, 主语＋haven't/hasn't.
?already, yet 与现在完成时
already 常用于肯定句中，指动作已经发生，或比期望发生的要早， 一般用在句子中间或句末。
yet 用于疑问句和否定句中，谈论尚未发生但可能发生的事，通常位于句末。如：
—Have you seen the film yet？你看过那部电影了吗？
—Yes.I've already seen it.是的，我已经看过了。
一、用括号内所给单词的适当形式填空。
1．They __________(go) to the library an hour ago.Have they ____________(finish) cleaning it?
2．—__________you __________(see) the new film yet?
—No, I'm going to see it tomorrow.
3．I ___________(hear) from Alan last week.I have already __________(write) back to him.
4．Jim ______________(not come) back yet.His mother is still waiting for him.
5．We have ___________(tell) her the bad news.She must be very sad now.
二、单项选择。
6．(日照中考)—The paper says Iron Man 3 is on this evening.Let's go and see it.
—But I ______ it.
A．see B．saw
C．have seen D．will see
7．Holly has ______ fed the dog，but she hasn't watered the plants ________.
A．still; already B．already; yet
C．yet; still D．yet; already
8．(郑州中考)People ________ more and more useful things to protect the earth since Earth Day was started.
A．did B．were doing
C．will do D．have done
9．The water _______ dark and dirty.It's no longer safe to drink.
A．became B．has become
C．will become D．was becoming
10．(广州中考)Miss Brown, we ______ cleaning our classroom.Can we go home now?
A．finish B．finishing
C．are finished D．have finished
三、按要求完成下列句子。
11．Kate has already tried Chinese food.(改为一般疑问句，并作肯定回答)
—__________Kate __________Chinese food___________?
—Yes，____________．
12．They have already planted some trees on the hill.(改为否定句)
They _____________planted any trees on the hill __________．
13．Tom has read the book three_times.(对画线部分提问)
____________________times has Tom read the book?
14．I have already finished reading Journey_to_the_West．(对画线部分提问)
________________________________reading yet?
15．Did you visit the zoo？(用现在完成时改写句子)
_____________________the zoo____________?
本课时其他知识点精练
1．It is necessary for them to learn about the new ____________(科技)．
2．I love ____________(法语)because it sounds beautiful.
3．Real life is sometimes stranger than ___________(小说)．
4．I can't wait _____________(see) him again.
5．Mary is interested in _______________(draw) pictures.
Keys:
1.C 2.C 3.B 4.already 5.yet 6.else 7.else 8.other 9.else 10.other 11.C 12.C 13.C
14.C 15.B 16.his
1.went ; finished 2.Have seen 3.heard written 4.hasn't come 5. told
6.C 7.B 8.D 9.B 10.D11.Has tried yet she has 12.haven't yet
13.How many 14.What have you finished 15.Have you visited yet
1.technology 2.French 3.novel 4.to see 5.drawing
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