提分干货人教版七下英语Unit4-5单元课文难点解析,这些重点必须掌握!

Unit4 Don’eat in class.

【教师寄语】：Care and diligence bring luck. 谨慎和勤奋才能抓住机遇Section A

1.Don’t arrive late for class. You must be on time. 上课不要迟到，你必须准时

【解析1】⑴arrive v 到达，抵达

arrive in+ 大地点/arrive at + 小地点=reach+地点=get to +地点到达某地( )①Betty arrived____ London _____ the morning of June 1st.

A. at; in

B. at; on

C. in; in

D. in; on

( ) ②My father arrived ____ Beijing ___ a cold morning.

A. in; in

B. at; in

C. in; on

( )③—When did you ___ there?

—The day before yesterday.

A. arrive in

B. get to

C. reach

【注】：如果arrive/get 后接地点副词( here, there , home等)时，介词要

省略。

get home 到家arrive there 达到那里

【解析2】be late for “迟到”（固定短语）

( ) Jim is often _____ for school.

A. late

B. lately

C. later

D. much lately

【解析3】on time/ in time

(1) on time= at the right time “准时，按时”(不早不晚)

The train came in on time. 火车准时进站

(2) in time 指“及时”，表示动作在规定的时间内或提前发生。You’ll get there just in time . 你会及时到达那儿的。

2. Don’t fight . 不要打架。

【解析】fight →fought v 打架

have a fight with sb. 和某人打架

3. Listen to music in the classroom or hallway. 在教室或过道上听音乐【解析】Listen / hear 辨析

【相同点】：听

【不同点】

(1) listen 强调听的动作，意为“听”。后接宾语时，必须加介词to.

Mr. Wu asked students to listen to him carefully.

(2) hear 强调听的结果，意为“听到”。后直接跟宾语。

I can hear a girl singing.

( ) —________! Someone is singing upstairs.

—It must be Maria. She likes listening ____ music and singing. A. Look; with B. Say; to C. Listen; to D. Come; with

4. And we always have to wear the school uniform. 并且我们要一直穿校服【解析1】have to 不得不，后接动词原形，表示由于客观需要不得不作某事（1）肯定结构：主语+have to +动词原形+…

一般现在时，主语是第三人称单数时，用has to ;

一般过去时，任何主语都用had to

My mother is ill, I have to stay at home and look after her.

(2) 否定结构;主语+don’t have to+动词原形+…

一般现在时，主语是第三人称单数时用doesn’t have to ;

一般过去时，任何主语都用didn’t have to…

(3)疑问结构：

Do/Does/Did +主语+have to +动词原形

must 必须，应当表示人的主观看法

We must finish our homework every day.

①You have to give up smoking . (改为否定句)

_____________________________________.

( ) ②—Can you come to my party on Wednesday?

—Sorry, I can’t . I _____ finish my homework.

A. may

B. would

C. have to

【解析2】(1) wear v 穿着，戴着（强调穿的状态）=be in

宾语可以是衣帽，也可以是饰物、奖章等。

He always wears a red T-shirt.

(2) dress v给……穿衣服宾语通常是人dress sb. 给别人穿衣服（动作）dress oneself 自己穿上衣服（动作）

get dressed 穿上衣服（动作）

My son is now able to dress himself. 我儿子现在自己会穿衣服了。

【解析3】put on “穿上、戴上”，强调“穿”“戴”的动作，后接衣服、鞋帽等。

Put on your coat if you want to go out .

如果你要出去，穿上你的厚冬衣。

( ) —David, can you ____ yourself?

—Of course , I can.

A. dress

B. put on

C. wear

5. This is a great school, but there are a lot of rules. 这是一所很好的学校，但是有许多纪律