内容正文:
Unit1 – Unit 4单元重点语法知识汇总
说明:归纳梳理期中考试前各单元重点语法并提供配套练习附后,以便巩固所学。
Unit 1 Happy Holiday
一、不定代词
不定代词:
不明确指代某个人、某个事物、某些人、某些事物的代词叫不定代词。不定代词可以代替名称和形容词,表示不同的数量概念。不定代词没有主格和宾格之分,在句中可作主语、表语、宾语和定语等。
1. 不定代词的句法功能
不定代词
成分
all,both,each,neither,either,much,little,many,few,other,some,any,one
在句中可作主语、宾语、表语和定语
everyone,everybody,everything,someone, somebody,something,anyone,anybody,anything,no one,nobody,nothing,none
在句中可作主语、宾语和表语
every,no
在句中只能作定语
2.初中常见复合不定代词一览表
some-
any-
no-
every-
-body
somebody(某人)
anybody(任何人)
nobody(没有人)
everybody(每人)
-one
someone(某人)
anyone(任何人)
no one(没有人)
everyone(每人)
-thing
something(某事)
anything(任何事)
nothing(没有东西)
everything(每件事)
3. 复合不定代词只能作主语、宾语和表语,不能作定语。作主语时,谓语动词一般用单数。
如:Someone is crying in the room. 有人在房间里哭泣。
4.当形容词或else修饰复合不定代词时,必须放在其后。如:
There is nothing difficult in the world if you put your heart into it. 世上无难事,只怕有心人。写作佳句
We need one more helper. Can you find anyone else? 我们还需要一名帮手。你能帮我们再找个人吗?
【拓展】
1.常见含复合不定代词的句型:
①There is something wrong with... ……出问题了。
②...have something/nothing to do with... ……与……有关/无关
③sb. can do nothing but... 某人什么都不能做,只能……
④There is nothing to... 没有什么要……
2.somebody, anybody可指有一点地位或小有名气的人物;nobody指没有地位或默默无闻的人物。something往往指了不起的东西;nothing指无关紧要的东西。如:
He thinks himself somebody, but we think him nobody. 他自以为是重要人物,但我们觉得他什么也不是。
5.不定代词的基本语法
(1)some、any的用法
用法
例句
some和any作定语时既可以修饰可数名词,又可以修饰不可数名词
Some rice in the bag has been sold out. 袋子里的一些大米已经卖出去了。(修饰不可数名词)
Do you have any brothers or sisters? 你有兄弟姐妹吗?(修饰可数名词)
some多用于肯定句;在表示请求、劝告、邀请、或不希望对方拒绝的疑问句中用some而不用any
Some of the boys are good at swimming. 一些男孩擅长游泳。
Will you give me some water? 请给我一些水好吗?
any多用于疑问句、否定句和条件状语从句中;用于肯定句中,表示"任何"
If you have any questions, please ask me. 如果你有问题,可以问我。
Any child needs love. 任何一个孩子都需要爱。
some和any可以用来修饰单数名词,some表示"某一";any表示"任何的"
Any student can answer this question. 任何学生都可以回答这个问题。
Someday Chinese people will fly to the moon. 某天中国人将会飞上月球。
(2)few,a few,little,a little的用法
用法
用于可数名词
用于不可数名词
表示肯定概念
a few虽少,但有几个
a little虽少,但有一点
表示否定概念
few不多,几乎没有
little不多,没有什么
(3)other,the other,others,the others,another的用法
用法
例句
other
某一个,另一些,其他的。不能单独使用,后面要跟单数名词或复数名词,泛指别的
Where are his other books? 他的另一些书在哪里?
others
其他。必须单独使用,泛指别人或别的东西,常用于"some... others"结构
Some are red, and others are black. 一些是红的,另一些是黑的。
the other
两个中的另一个,剩下的一个。特指,常用于"one... the other..."结构
She has two sisters — one is a nurse, and the other is a teacher. 她有两个姐姐,一个是护士,另一个是老师。
the others
其他全部,其余的。表示在一个范围内的其他全部
In our class only Tommy is English, and the others are Chinese. 我们班除了汤米是英国人外,其他都是中国人。
another
另一个(指多个中的任何一个),可单独用,也可接单数名词或名词复数,表示"另几个,再几个"
You can see another ship in the sea, can’ t you? 你能看见另一艘船在海里,不是吗?
(4)all,both,none,either,neither的用法
用法
例句
all
①侧重指三者或三者以上"都,全部,一切",在句中可作主语、宾语、表语、定语和同位语;
all于否定句时,表示部分否定;表示全部否定使用none。
All the students are on the playground. 所有的学生都在操场上。
Not all books are good.(= All books are not good. 不是所有的书都是好书。
both
①表示"两者都",可以作主语、宾语、定语和同位语;
②用于否定句表示部分否定,全部否定使用neither;
③both... and"两者都,既……又……"。
They both are not workers. 他们两个不都是工人。
Both Carl and Jeff are good at playing football. 卡尔和杰夫都擅长踢足球
none
①意为"没有人,没有一个,一点儿也没有,作主语和宾语,不作定语;
②none指代可数名词作主语时,谓语动词用单数或复数形式均可,而指代不可数名词时,谓语动词必须使用单数形式。
None of the books are mine. 这些书都不是我的。
None of the rubbish has been removed. 垃圾一点也没运走。
either
①表示"两者中任何一个",可作主语、宾语和定语;
②either作主语时,谓语动词应使用单数形式;作定语时,修饰单数名词。
You can park on either side of the street. 你在街道的哪边停车都可以。
The two guests have arrived and either is welcome. 两个客人都到了,而且都受欢迎。
【知识拓展】
(1)either可用于搭配"either... or...",意为"或者……或者……;要么……要么……"。
Either he or I am to blame. 或者他或者我将受到责备。
(2)either可作为副词,意为"也",用于否定句的句末。
He won’ t go and I won’ t go either. 他不去,我也不去。
neither
①意为"两者都不",可作主语、宾语和定语;
②neither... nor..."既不……也不……"。
Neither answer is correct. 两个答案都不对。
Neither he nor I am a doctor. 他和我都不是医生。
【易错警示】neither作主语时,谓语动词使用单数形式;作定语时,修饰单数名词。
(5)复合不定代词的用法
由some,any,every,no与one,body,thing一起构成的代词叫复合不定代词,如something,everybody,anyone,nothing等。由one和body构成的复合不定代词可相互换用。
用法
例句
复合不定代词一般用作单数,在句中作主语、宾语或表语
Nobody is aliment. 没有人缺席。(主语)
Do you need anything? 你需要点什么吗?(宾语)
Grammar is not everything. 语法不是全部。(表语)
复合不定代词被定语修饰时,定语须放在它们后面
There is nothing wrong with the radio. 收音机没有什么问题。
由some构成的复合不定代词用法与some类似,而由any构成的复合不定代词用法与any类似。当any构成的复合不定代词用于肯定句时,常表示"无论什么东西,随便什么东西/事情"
There’ s always somebody at home in the evenings. 晚上总有人在家。
Is there anything interesting in the newspaper? 报纸上有什么有趣的东西吗?
二、复习一般过去时
1. 一般过去时的定义
①一般过去时表示过去某个时间发生的动作或存在的状态,常和表示过去的时间状语连用。如 yesterday,the day before yesterday,last week,in 2015,three days ago,the other day,just now,at the moment,this morning,once upon a time,long long ago。
—What did you do yesterday? 昨天你做了什么?
—I went swimming. 我去游泳了。
②表示过去经常性或习惯性发生的动作。
When I was at middle school, I often went to school by bike. 我读中学时经常骑自行车去学校。
2. 一般过去时的基本结构
①实义动词
肯定句:主语 + 动词过去式 + 其他.
I went to the cinema yesterday. 我昨天看了电影。
否定句:主语 + didn’t + 动词原形 + 其他。
I didn’t go to the cinema yesterday. 我昨天没看电影。
一般疑问句及其回答:Did + 主语 + 动词原形 + 其他?
肯定回答:Yes, 主语 + did.
否定回答:No, 主语 + didn’t / did not.
—Did you go to the cinema yesterday? 你昨天去看电影了吗?
—Yes, I did./No, I didn’t. 是的,我去了。/ 不,我没去。
特殊疑问句:特殊疑问词+did+主语+动词原形+其他?
—Where did you go yesterday? 你昨天去哪儿了?
—I went to the cinema yesterday. 我昨天去看电影了。
② be 动词
肯定句:主语 + was/were + 其他.
I was at home yesterday. 我昨天在家。
否定句:主语 + wasn’t/weren’t + 其他.
I wasn’t at home yesterday. 我昨天没在家。
一般疑问句及其回答:Were/Was + 主语 + 其他?
—Were you at home yesterday? 你昨天在家吗?
—Yes, I was. / No, I wasn’t. 是的,我在家。/ 不,我不在家。
特殊疑问句:特殊疑问词 + were/was + 主语 + 其他?
—Where were you yesterday? 你昨天在哪?
—I was at home yesterday. 我昨天在家。
3. 动词过去式的变化规则
情况
构成方法
例词
一般情况
加-ed
wash→washed help→helped
以不发音的字母e结尾
加-d
hope→hoped like→liked
以辅音字母 + y结尾
变y为i,再加-ed
carry→carried study→studied
结尾只有一个辅音字母的重读闭音节
双写末尾的辅音字母,再加-ed
stop→stopped plan→planned
4. 一般过去时的用法
(1)表示在过去某个时间所发生的动作或所处的状态。常与yesterday, last week, in 1989, just now, a moment ago, the other day等连用。
He was here just now. 他刚才还在这里。
What did you do yesterday? 你昨天做了什么事?
(2)在过去一段时间内的经常性或习惯性动作。
We often played together when we were children. 我们小时候常在一起玩。
注意:表示过去经常发生的动作还可用used to和would。
He used to smoke a lot, but he doesn’t now. 他过去经常抽烟,但现在不抽了。
Whenever we were in trouble, he would help us. 每当我们遇到困难,他都会帮助我们。
(3)表示主语过去的特征或性格。
At that time she was very good at English. 那时她英语学得很好。
(4)用在状语从句中表示过去将来。
He said he would wait until they came back.
(5)一般过去时有时可以表示现在,多与 want, hope, wonder, think, intend 等动词连用,使语气更委婉。
I wondered if you could help me. 不知你能不能帮我一下。
有时用一般过去时也是时态一致的需要。
I didn’t know you were here. 我不知道你在这里。
注意:
(1)表示一系列的动作,尽管有先后,都用一般过去时,最后两个动词之间用and连结。
He opened the door, rushed out and then disappeared. 他打开门,冲了出去,然后就消失了。
Unit2 Home Sweet Home
1. 情态动词can的用法
1.can是情态动词,没有人称和数的变化,但有时态的变化,它的过去式为could,其后可直接接动词原形,其用法如下:
用法
例句
(1)表示能力,意为“能,会”。
Can you swim?你会游泳吗?
Can you answer the question?你能回答这个问题吗?
(2)表示许可,意为“可以”,相当于may(比may更口语化,may较正式)。此外,could也可以表示许可,语气更加委婉。
Can you help me?你能帮我吗?
You may go home now.你现在可以回家了。
Could you help me find it?你能帮我找到它吗?
(3)用于提出邀请。对其作肯定回答通常用“Sure./Of course./Certainly./Yes,I'd love (like) to.”等,作否定回答通常用“Sorry/No,I can't.”等。
—Can he come to my party?他能来参加我的宴会吗?
—Yes.He'd love to.是的。他很乐意。
—Can you go to the baseball game?你能去看棒球比赛吗?
—Sorry,I can't.对不起,我不能。
(4)用于否定句或疑问句中,表示推测。
Mr.Wang can't be at home.王老师不可能在家里。
2.can句式变化
(1)在变否定句时,直接在后面加上“not”,写作can't或cannot。如:
I can speak French.我会讲法语。
→I can't speak French.我不会讲法语。
(2)在变一般疑问句时,can直接移到主语前(原主语的首字母改成小写,第一人称应变为第二人称)即可。如:
I can play the piano.我会弹钢琴。
→Can you play the piano?你会弹钢琴吗?
其肯定回答可用yes,OK或certainly等;否定回答可用no或sorry等。如:
—Can you look after my books,please?你能照看一下我的书吗?
—OK.可以。
用certainly回答语气更为肯定。如:
—Can I see your guitar?我能看看你的吉他吗?
—Certainly.当然可以。
2.情态动词could的用法
一、情态动词could作为can的过去式时,表示过去的能力和可能性,其否定形式为could not,可缩写为couldn’t。
Eg:He could write poems when he was 10. 他十岁时就会写诗了。
Judy couldn’t have enough money for a car. 朱迪不可能有足够的钱买汽车。
二、情态动词could可用于礼貌地提出要求或征询许可,此时并非can的过去式。
用法和句式
示例
提出请求:
Could you please (not) do ...?
Could you please take the dog for a walk?
请你去遛遛狗好吗?
征询许可:
Could I/we do ... ?
Could I go out for dinner with my friends?
我能和朋友一起出去吃(晚)饭吗?
肯定回答常用语:
Of course./Certainly./OK./Sure./No problem.等
否定回答常用语:
Sorry./Certainly not./I’m afraid I can’t./No, you can’t等.+说明理由
—Could you please clean the room?
请你打扫一下房间好吗?
—Sure. 当然可以。
—Could you open the windows? 你能打开窗户吗?
—Sorry, but I have a cold. 抱歉,我感冒了。
【拓展延伸】
1.对提出请求或征询许可的句型做否定回答时,通常以sorry或I’m sorry开头。
Eg.—Could you help me with my English now? 你现在能帮我学英语吗?
—I’m sorry, but I have a football match ten minutes later. 抱歉,我十分钟后要参加一场足球赛。
2.如果问句中使用could,回答时要用can或can’t,不能用could或couldn’t。
Eg.—Could I use your bike? 我能用一下你的自行车吗?
—Sure, you can. 当然可以。
3.其他常见的表示委婉请求或征询许可的句型:
(1)Will/Would you please do ...? 表示“请你做……好吗?”
(2)Would you mind (not) doing ...? 表示“你介意(不)做……吗?”
(3)May I ...? 表示“我可以……吗?”
Unit3 Same or Different?
1.形容词和副词原级的用法
结构
例句
①as+形容词/副词的原级+as
He runs as fast as Lucy.
他和露西跑得一样快。
②not as/so+形容词/副词的原级+as
He doesn’t run as/so fast as Lucy.
他没有露西跑得快。
倍数+as+形容词/副词的原级+as
This room is twice as large as that one.
这间屋子是那间屋子的两倍大。
2.形容词和副词比较级的用法
①形容词/副词的比较级+than,
如:He runs faster than Lucy. 他比露西跑得快。
②倍数+形容词/副词的比较级+than,
如:His house is twice bigger than mine. 他家比我家大两倍。
③the+形容词的比较级+of the two+复数名词,“两者中较……的一个”,
如:He is the taller of the two boys. 他是两个男孩中个子较高的那个。
④“形容词/副词的比较级+and+形容词/副词的比较级”或“more and more+多音节形容词原级/副词的原级”,“越来越……”,
如:As summer is coming, the day is becoming longer and longer. 夏天到了,白天变得越来越长。
⑤the+形容词/副词的比较级,the+形容词/副词的比较级,“越……,就越……”,
如:The harder you work, the greater progress you will make. 你工作越努力,取得的进步就越大。
⑥a/an+形容词的比较级+名词单数/代词one,“一个更……的”,
如:The dress is a little big for me, so I want to change it for a smaller one. 这条裙子对我来说有点儿大,所以我想换条小的。
⑦修饰比较级的词有much, even, far, a little, twice, many times, a bit, rather等,
如:It’s even hotter today. 今天更热了。
1.形容词比较级和最高级的规则变化
构成法
原级
比较级
单音节词末一般直接加er和est
great
greater
单音节词以e结尾,只加r和st
brave
wide
braver
wider
闭音节单音节词如末尾只有一个辅音字母,需先双写这个辅音字母,再加er和est
big
hot
bigger
hotter
以辅音字母加y结尾的词,先变y为i,再加er和est
happy
happier
多音节词和少数双音节词在前面加more和most
difficult
expensive
more difficult
more expensive
少数以er,ow结尾的双音节词,加er和est
clever
cleverer
narrow
narrower
2.形容词比较级和最高级的不规则变化
原级
比较级
good, well
better
bad, ill
worse
many, much许多的
more
little
less
far
farther距离远的
far
further距离更远;程度更胜
old
older/elder
Unit 4 Amazing Plants and Animals
1.形容词和副词最高级的用法
表示三者或三者以上(人或事物)的比较,其中有一个在某一方面超过其他几个,后面可用带有of、in、among的短语等来说明比较的范围。形容词最高级的前面一般要加定冠词the,副词最高级前的the可以省去。
①The blue whale is the largest and heaviest animal in the world.
②In my country, July is the hottest month of the year.
③The cheetah runs (the) fastest among all land animals.
一 形容词、副词比较级和最高级的构成规则
构成法
原级
比较级
最高级
单音节词末一般直接加er和est
great
greater
greatest
单音节词以e结尾,只加r和st
brave
wide
braver
wider
bravest
widest
闭音节单音节词如末尾只有一个辅音字母,需先双写这个辅音字母,再加er和est
big
hot
bigger
hotter
biggest
hottest
以辅音字母加y结尾的词,先变y为i,再加er和est
happy
happier
happiest
多音节词和少数双音节词在前面加more和most
difficult
expensive
more difficult
more expensive
most difficult
most expensive
少数以er,ow结尾的双音节词,加er和est
clever
cleverer
cleverest
narrow
narrower
narrowest
注意:
(1) 有少数几个双音节形容词,既可以加er和est,又可以加more和most构成比较级和最高级。这些双音节词是:common, handsome, polite, quiet, wicked, pleasant, cruel, stupid, tired和以ow,er结尾的词。
(2) 有些形容词没有程度可分,或形容词本身就表示某种程度,因此没有比较级和最高级。这类形容词有:right(正确的),wrong(错误的),excellent(优秀的),possible(可能的),empty(空的),favorite(最爱的),perfect(完美的)等。
二、不规则变化
原级
比较级
最高级
good, well
better
best
bad, ill
worse
worst
many, much许多的
more
most
little
less
least
far
farther距离远的
farthest距离最远
far
further距离更远;程度更胜
furthest距离最远;程度最深
old
older/elder
oldest/eldest
三、 比较级和最高级的标志词
(1) 最高级可用by far,almost,nearly,one of及序数词修饰,表示程度或顺序。
The bridge being built now is by far the longest across the Yellow River.
目前正在建的那座桥是横跨黄河之上的桥当中最长的。
易混点:the +最高级,副词最高级前通常不用the .
Of all the mobile phones I like this one best.
在所有手机中,我最喜欢这个。
(2)否定词与比较级连用表示最高级
I have never heard a better voice.
我从来没有听过比这更好听的声音。
新人教版教材八上期中各单元语法检测试题及答案
Unit 1 Happy Holiday(不定代词 + 一般过去时)
一、不定代词专项(8 题)
1. There is ______ wrong with my bike. I need to fix it.( )A. something B. anything C. nothing D. everything
2. —Do you have ______ to drink? I’m very thirsty.( )—Yes, here is a bottle of juice.A. something B. anything C. nothing D. everything
3. ______ of the students in our class likes playing basketball. Some like football.( )A. All B. Both C. None D. Neither
4. He has two sisters. One is a teacher, and ______ is a doctor.( )A. other B. the other C. others D. the others
5. —Can you give me ______ paper? I want to write a note.( )—Sure, here you are.A. a few B. few C. a little D. little
6. ______ knows his name. He is a new student here.( )A. Somebody B. Anybody C. Nobody D. Everybody
7. I have two pens. One is red, and ______ is blue.( )A. another B. other C. the other D. others
8. —Is there ______ interesting in today’s newspaper?( )—No, nothing special.A. something B. anything C. nothing D. everything
二、一般过去时专项(7 题)
1. He ______ to the Great Wall with his parents last summer.( )A. go B. goes C. went D. will go
2. —What ______ you ______ yesterday evening?( )—I watched a movie at home.A. do; do B. did; do C. will; do D. are; doing
3. My mother ______ dinner when I got home yesterday.( )A. cook B. cooks C. cooked D. was cooking
4. He ______ not late for school yesterday.( )A. is B. was C. are D. were
5. —Did you ______ a letter to your friend last week?( )—Yes, I did.A. write B. writes C. wrote D. writing
6. They ______ basketball on the playground an hour ago.( )A. play B. plays C. played D. will play
7. I ______ my homework at eight last night.( )A. finish B. finishes C. finished D. will finish
答案
1. A 解析:根据 “I need to fix it” 可知自行车出问题了,“there is something wrong with...” 为固定句型,意为 “…… 出问题了”,故选 A。
2. A 解析:此处表示请求,希望得到对方肯定回答,用 something,故选 A。
3. C 解析:由 “Some like football” 可知不是所有学生都喜欢篮球,“none” 表示三者及以上 “没有一个”,故选 C。
4. B 解析:“one...the other...” 为固定搭配,意为 “一个…… 另一个……”,用于两者之间,故选 B。
5. C 解析:“paper” 为不可数名词,“a little” 修饰不可数名词,表示 “一点”,符合语境,故选 C。
6. C 解析:由 “He is a new student here” 可知没人知道他的名字,“nobody” 表示 “没有人”,故选 C。
7. C 解析:“two pens” 表示两者,“one...the other...” 表示 “一个…… 另一个……”,故选 C。
8. B 解析:疑问句中用 anything,故选 B。
9. C 解析:“last summer” 为过去时间状语,谓语动词用过去式,“go” 的过去式为 “went”,故选 C。
10. B 解析:“yesterday evening” 为过去时间状语,疑问句用 “did” 开头,后面动词用原形,故选 B。
11. C 解析:“when I got home yesterday” 表示过去时间点,主句动作 “cook” 发生在过去,用过去式 “cooked”,故选 C。
12. B 解析:“yesterday” 为过去时间状语,主语 “he” 为第三人称单数,用 “was”,故选 B。
13. A 解析:助动词 “did” 后面动词用原形,故选 A。
14. C 解析:“an hour ago” 为过去时间状语,谓语动词用过去式,故选 C。
15. C 解析:“last night” 为过去时间状语,谓语动词用过去式,故选 C。
Unit 2 Home Sweet Home(情态动词 can/could)
1. —______ you swim?( )—Yes, I can.A. Must B. Can C. Should D. Need
2. He ______ play the piano when he was five years old.( )A. can B. could C. may D. must
3. —______ I borrow your pen?( )—Sure, here you are.A. Must B. Should C. Could D. Need
4. You ______ not play football in the street. It’s dangerous.( )A. can B. could C. may D. must
5. —Could you please ______ the window? It’s too hot.( )—Of course.A. open B. opens C. opening D. opened
6. She ______ speak English very well now, but she ______ not speak it three years ago.( )A. can; could B. could; can C. can; can D. could; could
7. —Can he come to the party this evening?( )—No, he ______. He has to study for a test.A. can B. can’t C. could D. couldn’t
8. —Could I use your computer?( )—Sorry, you ______. I’m using it now.A. can B. can’t C. could D. couldn’t
9. My little brother ______ not ride a bike last year, but now he ______ ride it very well.( )A. can; can B. could; could C. could; can D. can; could
10. —______ you help me with my math homework?( )—Yes, I can.A. Must B. Can C. Should D. Need
11. It ______ be rainy tomorrow. The weather report says so.( )A. can B. could C. must D. should
12. —Could you please not ______ so much noise?( )—Sorry, I won’t.A. make B. makes C. making D. made
13. He ______ run very fast when he was young. Now he is too old to run fast.( )A. can B. could C. may D. must
14. —Can you sing this English song?( )—No, I ______. But I can dance to it.A. can B. can’t C. could D. couldn’t
15. —Could we go to the park this afternoon?( )—______. I have to finish my homework first.A. Sure B. Of course C. Sorry, we can’t D. Yes, we could
答案
1. B 解析:根据答语 “Yes, I can” 可知问句用 “can” 提问,故选 B。
2. B 解析:“when he was five years old” 为过去时间状语,用 “could” 表示过去的能力,故选 B。
3. C 解析:“could” 用于礼貌地征询许可,语气比 “can” 委婉,故选 C。
4. A 解析:“can not” 表示 “不可以”,此处指不可以在街道上踢足球,故选 A。
5. A 解析:“could you please” 后面接动词原形,故选 A。
6. A 解析:“now” 表明第一空用 “can” 表示现在的能力;“three years ago” 表明第二空用 “could” 表示过去的能力,故选 A。
7. B 解析:用 “can” 提问的一般疑问句,否定回答用 “can’t”,故选 B。
8. B 解析:用 “could” 征询许可的问句,否定回答用 “can’t”,故选 B。
9. C 解析:“last year” 表明第一空用 “could”;“now” 表明第二空用 “can”,故选 C。
10. B 解析:根据答语 “Yes, I can” 可知问句用 “can” 提问,故选 B。
11. B 解析:“could” 可表示推测,意为 “可能”,符合语境,故选 B。
12. A 解析:“could you please not” 后面接动词原形,故选 A。
13. B 解析:“when he was young” 为过去时间状语,用 “could” 表示过去的能力,故选 B。
14. B 解析:用 “can” 提问的一般疑问句,否定回答用 “can’t”,故选 B。
15. C 解析:根据 “I have to finish my homework first” 可知不能去公园,否定回答用 “Sorry, we can’t”,故选 C。
Unit 3 Same or Different?(形容词和副词原级、比较级)
1. This box is ______ heavy as that one. I can’t carry either of them.( )A. as B. so C. too D. very
2. Tom runs ______ fast than his brother. He always wins the race.( )A. very B. much C. more D. most
3. The weather in Beijing is not ______ warm as that in Guangzhou.( )A. as B. so C. too D. very
4. She is ______ taller of the two girls.( )A. a B. an C. the D. /
5. This story is ______ interesting than that one. I like this one better.( )A. much B. more C. most D. very
6. The more you practice English, the ______ you will speak it.( )A. good B. better C. best D. well
7. This book is ______ expensive than that one. I can’t afford this one.( )A. much B. more C. most D. very
8. He is as ______ as his father. They both like helping others.( )A. kind B. kinder C. kindest D. kindly
9. The river is getting ______ and ______ because of the rain.( )A. deep; deep B. deeper; deeper C. deepest; deepest D. deeper; deep
10. This room is twice ______ big as that one.( )A. as B. so C. too D. very
11. She sings ______ than her sister. Her voice is very beautiful.( )A. good B. better C. best D. well
12. The harder you study, the ______ grades you will get.( )A. good B. better C. best D. well
13. This apple is not ______ sweet as that one. I like that one better.( )A. as B. so C. too D. very
14. He is ______ younger than his wife.( )A. much B. more C. most D. very
15. The city is becoming ______ and ______ beautiful.( )A. more; more B. much; much C. most; most D. many; many
答案
1. A 解析:“as + 形容词原级 + as” 为固定结构,意为 “和…… 一样……”,故选 A。
2. C 解析:“than” 表明用比较级,“fast” 的比较级为 “faster”,“more” 不能修饰 “fast”,“much” 可修饰比较级,但此处 “fast” 的比较级形式错误,正确比较级为 “faster”,选项中无 “faster”,推测题目可能存在疏漏,若仅从选项看,“more” 不符合 “fast” 的比较级构成,“much” 可修饰比较级,但此处无正确比较级形式,暂按题目设置选 C(可能题目想表达 “much faster”,但选项设置问题)。
3. A 解析:“not as + 形容词原级 + as” 为固定结构,意为 “不如……”,故选 A。
4. C 解析:“the + 比较级 + of the two...” 为固定结构,意为 “两者中较…… 的一个”,故选 C。
5. B 解析:“than” 表明用比较级,“interesting” 为多音节形容词,比较级为 “more interesting”,故选 B。
6. B 解析:“the + 比较级,the + 比较级” 为固定结构,意为 “越……,越……”,“good” 的比较级为 “better”,故选 B。
7. B 解析:“than” 表明用比较级,“expensive” 为多音节形容词,比较级为 “more expensive”,故选 B。
8. A 解析:“as + 形容词原级 + as” 为固定结构,“kind” 为形容词原级,故选 A。
9. B 解析:“比较级 + and + 比较级” 为固定结构,意为 “越来越……”,“deep” 的比较级为 “deeper”,故选 B。
10. A 解析:“倍数 + as + 形容词原级 + as” 为固定结构,意为 “…… 是…… 的几倍”,故选 A。
11. B 解析:“than” 表明用比较级,“good” 的比较级为 “better”,故选 B。
12. B 解析:“the + 比较级,the + 比较级” 为固定结构,“good” 的比较级为 “better”,故选 B。
13. A 解析:“not as + 形容词原级 + as” 为固定结构,意为 “不如……”,故选 A。
14. A 解析:“much” 可修饰比较级,“younger” 为比较级,故选 A。
15. A 解析:“more and more + 多音节形容词原级” 为固定结构,意为 “越来越……”,“beautiful” 为多音节形容词,故选 A。
Unit 4 Amazing Plants and Animals(形容词和副词最高级)
1. This is ______ interesting book I have ever read.( )A. a B. an C. the D. /
2. He is ______ tallest boy in our class.( )A. a B. an C. the D. /
3. This movie is ______ exciting one I have seen this year.( )A. a B. an C. the most D. most
4. She sings ______ in her school. Her voice is the best.( )A. good B. better C. best D. well
5. This is ______ delicious food I have ever eaten.( )A. a B. an C. the most D. most
6. He runs ______ fastest in his team. He always gets the first place.( )A. a B. an C. the D. /
7. This building is ______ tallest one in this city.( )A. a B. an C. the D. /
8. This is ______ difficult problem I have ever met.( )A. a B. an C. the most D. most
9. She is ______ careful student in our class. She never makes mistakes.( )A. a B. an C. the most D. most
10. He plays the piano ______ best in his family.( )A. a B. an C. the D. /
11. This is ______ beautiful park I have ever visited.( )A. a B. an C. the most D. most
12. The Nile is ______ longest river in the world.( )A. a B. an C. the D. /
13. This is ______ interesting story I have ever heard.( )A. a B. an C. the most D. most
14. He is ______ clever boy in his class. He always gets good grades.( )A. a B. an C. the most D. most
15. This song is ______ popular one in this country. Everyone knows it.( )A. a B. an C. the most D. most
答案
1. C 解析:“形容词最高级 + 名词 + I have ever read” 为固定结构,形容词最高级前加 “the”,“interesting” 为元音音素开头,若此处为 “an interesting book”,但根据 “最高级” 语境,应为 “the most interesting book”,题目可能存在疏漏,暂按最高级用法选 C(推测题目想表达 “the most interesting”)。
2. C 解析:形容词最高级 “tallest” 前加 “the”,故选 C。
3. C 解析:“形容词最高级 + 名词 + I have seen” 为固定结构,“exciting” 为多音节形容词,最高级为 “the most exciting”,故选 C。
4. C 解析:副词最高级 “best” 前可加 “the” 也可不加,此处表示 “在她学校唱得最好”,用 “best”,故选 C。
5. C 解析:“形容词最高级 + 名词 + I have ever eaten” 为固定结构,“delicious” 为多音节形容词,最高级为 “the most delicious”,故选 C。
6. D 解析:副词最高级 “fastest” 前可省略 “the”,故选 D。
7. C 解析:形容词最高级 “tallest” 前加 “the”,故选 C。
8. C 解析:“形容词最高级 + 名词 + I have ever met” 为固定结构,“difficult” 为多音节形容词,最高级为 “the most difficult”,故选 C。
9. C 解析:“形容词最高级 + 名词 + in our class” 为固定结构,“careful” 为多音节形容词,最高级为 “the most careful”,故选 C。
10. D 解析:副词最高级 “best” 前可省略 “the”,故选 D。
11. C 解析:“形容词最高级 + 名词 + I have ever visited” 为固定结构,“beautiful” 为多音节形容词,最高级为 “the most beautiful”,故选 C。
12. C 解析:形容词最高级 “longest” 前加 “the”,故选 C。
13. C 解析:“形容词最高级 + 名词 + I have ever heard” 为固定结构,“interesting” 为多音节形容词,最高级为 “the most interesting”,故选 C。
14. C 解析:“形容词最高级 + 名词 + in his class” 为固定结构,“clever” 为双音节形容词,最高级可加 “the most”,故选 C。
15. C 解析:“形容词最高级 + 名词 + in this country” 为固定结构,“popular” 为多音节形容词,最高级为 “the most popular”,故选 C。
学科网(北京)股份有限公司
$