人教版英语八年级下册Unit1知识点知识讲解

Unit 1

A

1.advice n. 建议，忠告，劝告

(1)advice是不可数名词，表示“一条建议”“两条建议”“一些建议”可用：

a piece of advice；two piece of advice；some advice

(2)advice作名词时的常用搭配：

①ask sb. for advice征询某人的建议

②give sb. some advice= give some advice to sb.给某人提出一些建议

③give advice on sth.在某方面给出建议

④take (follow) one’s advice接受某人的建议

e.g. He often gives us some advice.=He often gives some advice to us.

他经常给我们一些建议。

★例题：Your ______ is very helpful. I guess I’ll take it.

A. secret

B. advice

C. promise

D. purpose

答案：B 秘密；建议；承诺；目标。由下句“我想我会采纳。”可知“你的建议很有用”。

2.What’s the matter?怎么了?

(1)该句用来询问对方所遇到的麻烦，或医生及护士询问病人身体情况，常与with 连用，后跟sb./sth.，意为“某人或某物怎么了?”

e.g.——What’s the matter (with you)? (你)怎么了?

——I lost my pen./I have a cold. 我把我的钢笔弄丢了。/我感冒了。

(2)“(你)怎么了?”各种常见表达：

What’s the matter (with you)?

=What’s the trouble (with you)?

=What’s the problem(with you)?

=What’s wrong (with you)?=What’s up?

=What happened?

★例题：——Nick is not at school. _______?

——He has a cold.

A. Who’s that

B. What’s the matter

C. How old is he

D. How much is it

答案：B 句意：——Nick没来上学。怎么回事? ——他感冒了。

①此类句型中，matter，problem前需加定冠词the，trouble前可加the或形容词性物主代词；wrong是形容词，其前不加任何修饰词。

②此类句型中，what即为句子主语，本身构成陈述语序，故当句子以宾语从句身份出现时，不可将be移至the matter/trouble/problem之后。

3.have a stomachache胃疼

(1)have +a(n)+名词，表示患某种病

e.g. have a cold感冒have a toothache牙疼

have a fever发烧have a headache头疼

拓展：sore与pain也可用于表示疾病的短语

e.g. have a sore throat(back/knee…)嗓子疼(背疼/膝盖疼…)

have a pain in the back(foot/knee…)背疼(脚疼/膝盖疼)

(2)stomachache可数名词，意为“胃疼；腹疼”，是由名词stomach(胃；腹部)加ache(疼痛)构成的复合名词。

“身体部位+ache”构成疾病名称

headache头疼toothache牙疼backache背疼

★例题：——Mom，I _____.

——I’m so rry to hear that，dear. We must go to see the dentist right away.

A. have a headache

B. have a stomachache

C. have a toothache

答案：C 由下文“dentist”可知孩子牙疼。

4.foot n. 脚

foot作为可数名词用，其复数形式是feet。

e.g. This kind of animal has four feet.这种动物有四只脚。

(1)与foot变复数的变化形式相似的词还有：tooth-teeth牙齿goose-geese鹅

(2)on foot步行，固定短语，相当于walk。

e.g. We came here on foot.=We walked here.我们走着来这儿的。

5.fever n. 发烧

e.g. Tom has a fever.汤姆发烧了。

(1)have a fever=have a temperature=run a fever发烧

e.g. I had a temperature last night.昨晚我发烧了。

★例题：Nancy took her temperature and found she had a _____.

A. cough

B. toothache

C. cold

D. fever

答案:D 由上文“南希量了一下体温”可知发现她发烧了。

(2)拓展：have a high temperature/fever发高烧

6.lie v. 躺，平躺

(1)lie的各种含义：

①lie v. 躺，位于，平放lay-lain-lying

e.g. You should lie down.你应该躺下。

His school lies in the north of the city.他的学校位于城北。

②lie v. 说谎lied-lied-lying

e.g. He often lies.他经常说谎

③lie n. 谎言lies(复数)

e.g. He often tells lies.他经常说谎。

★例题：Look，there is a wallet _____ on the playground.

A. lie

B. lying

C. lay

D. lain

答案:B There be…doing sth.为固定句式，lie躺，位于，平放，其现在分词是lying。