2021-2022学年人教版英语八年级上Unit2期末复习知识点详解与训练

这是一份2021-2022学年人教版英语八年级上Unit2期末复习知识点详解与训练，共6页。试卷主要包含了知识点详解，当堂训练等内容，欢迎下载使用。
一、知识点详解
Sectin A
1. Hw ften d yu exercise?你多久锻炼一次？
hw ften意为“多久一次”，用来询问动作或行为发生的频率，常用于对表示频率的词或短语(ften, usually, smetimes, never, twice a week等)进行提问。如：
例：—Hw ften d yu g t the mvies?你多久看一次电影？
—I never g t the mvies. 我从不看电影。
2. smetimes 有时候 = at times
易混辨析：smetimes; sme times; smetime; sme time
smetimes频度副词 意为“有时；间或”，相当于at times。可位于句首、句中和句末，对其提问要用hw ften。
sme times名词短语意为“几次；几倍”，其中time为可数名词，意为“次；回”。对其提问要用hw many times。
smetime副词意为“某时” 多用于将来时，表示将来的某个时间点。
sme time名词短语意为“一段时间” ，表示动作或状态持续了多长时间。
例：Smetimes I get up very late.
I have read the stry sme times.
I’ll g t Shanghai smetime next week.
I will stay here fr sme time.
3. nce a week 一周一次
nce a week是表示频率的短语，常用来回答hw ften的提问。其中nce作副词，意为“一次”。
例：— Hw ften d yu g shpping?
— Once a week.
4. twice a week 一周两次
twice作副词，在此处意为“两次”。twice a mnth/year意为“一月/年两次”，表示频率。
例：I play chess at least twice a week.
5. use the Internet 上网
Internet相当于the Net，其前常用定冠词the修饰。
常用短语：surf the Internet网上冲浪；n the Internet在网上。
例：Yu can buy ur gds n the Internet.
6. week is quite full fr me, Jack.下周对我来说很忙。
full adj. 忙的；满的；充满的；饱的
(1) full作形容词，在此意为“忙的”，相当于busy，其反义词是free“空闲的”。
例：His life is t full t find time fr hbbies.
(2) full作形容词，还可意为“满的；充满的”，反义词是empty“空的”。be full f 与be filled with同义，意为“充满”。
例：The bttle is full f water. = The bttle is filled with water.
(3) full作形容词，还可意为“饱的”，反义词是hungry“饿的”。
例：—Wuld yu like anther bwl f rice ?
—Thank yu. But I am full.
7. Hw cme? 为什么呢？
口语中的一个习语， “为什么”、“怎么会”，既可独立使用，也可在其后接句子，用来询问事情的缘由或状况
例：—I didn’t even eat lunch tday.我今天甚至没有吃中饭。
—Really? Hw cme? 是吗？怎么会呢？
8. I g t the mvies maybe nce a mnth.
maybe adv. 大概；或许；可能
maybe副词，常位于句首作状语，意为“大概;或许;可能”,相当于perhaps。
may bemay是情态动词，may be为“情态动词+动词原形”结构，在句中作谓语，意为“可能是”。
例：Maybe she is a dctr. = She may be a dctr.
9. He plays at least twice a week.
at least 至少；不少于；起码
at least为固定短语，
其反义短语是at mst，意为“至多；不超过”。
例：Teenagers need t sleep at least 8 hurs every day.
Sectin B
1. But my mther wants me t drink it.
want sth. 想要某物
want t d sth. 想要做某事
want sb. (nt) t d sth. 想要某人（不）做某事
例：The by wanted nting but freedm.
D yu want t g t the mvies with me?
The teacher desn’t want us t eat hamburgers.
2. She says it’s gd fr my health.
be gd fr 对……有益处
be gd fr 为固定短语，后接名词、代词或动词-ing，其反义短语为be bad fr“对……有害”。
例：Eating t much is bad fr yur health. Yu shuld d mre exercise. It is gd fr yur health.
3. She says it’s gd fr my health.
health n. 健康；人的身体（或精神）状态
常用短语：be in gd/pr health身体好/差。
例：My grandma is in gd health.
4.Hw many hurs d yu sleep every night？你每天晚上睡几个小时？
本句是一个特殊疑问句。
hw many 多少，后接名词复数。
例：Hw many students are there in yur schl?你们学校有多少名学生？
5. We fund that nly fifteen percent f ur students exercise every day.
(1) percent作名词，意为“百分之……”，单复数同形，如：ne percent百分之一，thirty percent百分之三十。
(2) “基数词+percent+f the+名词”结构作主语时，谓语动词的单复数由该结构中的名词来决定。
例：Twenty percent f the students agree with yu.
Thirty percent f the time passes.
6. And twenty percent d nt exercise at all!
nt... at all 根本不；一点儿也不
nt... at all 表示强烈的否定，at all通常位于句尾。
例：I dn't knw her at all.
nt at all有“不用谢，别客气；没关系，一点也不介意”之意。
例：—Thank yu fr yur kindness.
—Nt at all.
7. We all knw that many students ften g nline…
nline adj. & adv. 在线（的）；联网（的）
(1) nline在此作副词，意为“在线；联网”。
例：It is faster if yu apply nline.
(2) nline还可作形容词，意为“在线的；联网的”。
例：Online shpping is bth cheap and cnvenient, s many peple like shpping nline.
8. Althugh many students like t watch sprts, game shws are the mst ppular.
althugh cnj. 虽然；尽管；即使
(1) althugh作连词，相当于thugh，引导让步状语从句。
例：Althugh the girl is nly six years ld, she knws mre than 300 ancient Chinese pems.
(2) 在英语中，表示“虽然……但是……”时，althugh/thugh 不能和but同时使用。
例：Althugh the machine is ld, it still runs well.= The machine is ld, but it still runs well.
9. It is gd t relax by using the Internet r watching game shws, but we think the best way t relax is thrugh exercise.
(1)by在此处表示方式，常为“通过”，后接名词、代词或动词-ing。
例：She made the ty by hand.
(2)thrugh prep. 以；凭借；穿过
1) thrugh在此处作介词，表示方式，意为“以；凭借”。
例：I knew this new thrugh the Internet.
2) thrugh作介词，还可意为“穿过；通过”，多指穿过门、窗、洞、森林、城市、隧道等。
例：The River Thames flws thrugh Lndn.
10. Exercise such as playing sprts is fun, and yu can spend time with yur friends and family as yu play tgether.
(1)such as通常用来列举同类人或事物中的几个例子。其前一般用逗号隔开。
例：She des well in many subjects, such as math, physics and chemistry.
(2)tgether adv. 在一起；共同
例：We grew up tgether.
11. Old habits die hard.
die v. 消失；灭亡；死亡
die常用作不及物动词，其后不能直接跟宾语，且die是短暂性动词，不能与表示一段时间的状语连用。如果表示状态，与一段时间连用，要用be dead。
例：The famus singer died at the age f thirty-tw.
12. Jane is a 16-year-ld high shcl student in the United States.
16-year-ld 十六岁的
复合形容词由两个或两个以上的单词构成，词与词之间常加连字符“-”。16-year-ld是由“基数词+名词+形容词”构成的复合形容词，意为“十六岁的”，常用在名词前作定语，而16 years ld常用作表语。
例：I have a 16-year-ld sister.
13. Hwerer, she has sme bad habits, t.
hwever adv. 然而；不过,可位于句首、句中、句末，一般用逗号与句子的其他成分隔开。
例：He was feeling bad. He went t wrk, hwever.
14. She usually watches TV fr mre than tw hurs a day, and she smetimes eats hamburgers.
mre than相当于ver，常用于数词前，反义短语为less than“少于”。
例：There are mre than 5,000 students in ur schl.
15.Almst every day.
almst adv. 几乎；差不多,常用来表示程度，同义词是nearly。
16.nne prn. 没有一个；毫无
nne意为“没有一个”即可指人，也可指物。通常与f短语连用，作主语时，谓语动词既可用单数，也可用复数,常用来回答hw many或hw much（提问价格的情况除外）引导的特殊疑问句。
例：I tried many different ways f ding it, but nne f them were successful.
二、当堂训练
= 1 \* ROMAN \* MERGEFORMAT I.根据句意及首字母提示写单词。
1.He never ges t a d fr teeth cleaning.
2.Dn’t eat t much j fd ,it’s bad fr yur health.
3.—What’s yur favrite p ? —Animal Wrld.
4.He watches TV t a week,n Saturday and Sunday.
5.After the accident, she culd h________speak.
6.We shuld sleep at l eight hurs.
7.We shuld e every day t keep healthy.
8. Dn’t give up,a sme f the questins are nt easy t answer.
9.We think the best way t relax is t exercise.
10.She n ges t learn swing dance because he dislikes it.
= 2 \* ROMAN \* MERGEFORMAT II.用所给单词的适当形式填空。
1. He spends mre than an hur __________(exercise) every day.
2. He didn’t g t schl. He culd ____ ____(hard) read r write.
3. It’s a gd habit t brush yur (tth) every day.
4.T keep healthy，I decide _______ (exercise) half an hur every day.
5.Lk! Yur pet dg is (die).
6.Exercise is (health) fr the mind and the bdy.
7. Hw abut (g) shpping n Sundays?
8. He usually study English by (read) it in the mrning.
9. There are sme (不同) between the tiger and the cat.
= 3 \* ROMAN \* MERGEFORMAT III.单项选择。
1．Althugh they feel tired，______they still g n wrking.
A．and B．but
C．/ D．s
2．His grandmther is well because she ften ______.
A．exercises B．smkes
C．sleeps D．sings
3．—______d they play basketball?
—Every day.
A．Hw sn B．Hw much
C．Hw many D．Hw ften
4．His mther wants him______at hme tday.
A．stays B．stayed
C．t stay D．staying
5．Here______the results______the exam.
A．is；with B．are；f
C．is；f D．are；with
6．Mr.Mrgan ______ knw the way t the museum.
A．maybe B．may be
C．may D．perhaps
7．Many animals ______ because the weather was bad.
A．were dead B．died
C．dying D．death
8．They usually g shpping ______.
A．ne a week B．nce a week
C．ne the week D．nce week
9．Tim is yung，______，he can speak three languages.
A．but B．yet
C．hwever D．thugh
10．Smking______yur health.
A．is gd fr B．is bad fr
C．is gd t D．is bad t
= 4 \* ROMAN \* MERGEFORMAT IV.翻译。
1. “在周末你通常什么？”“我总是锻炼身体。”
—_______ _______d yu g t the mvies ? —_______ _______.
2.“你多久看一次电影？”“我大概一个月看一次电影。”
—_______ _______yu usually d n weekends ?
— I g t the mvies maybe_______ _______ _______.
3. 她说它（喝牛奶）对我的健康有好处。
She says it_______ _______ _______my health .
4. 虽然许多学生喜欢观看体育节目，但游戏类节目却是最受欢迎的。
_______many students like t watch sprts , game shws are the mst ppular .
5.我们惊讶的是他们中百分之九十每天都上网。
We_______ _______that_______ _______ _______them use the Internet every day .
6. 我们认为放松的最好方式是通过锻炼。
We think_______ _______ _______t relax is_______exercise .
7. 通过上网或观看游戏类节目来放松很好。
It’s gd t relax_______ _______the Internet r_______game shws .
8.并且记住，“旧习难改。”
And remember , “_______ _______ _______ _______”
9.所以赶快锻炼起来，不要等到来不及了！S start_______befre_______ _______!
10.你每天晚上睡多少个小时？
_______ _______ _______d yu sleep every night ?