五年级上册沪教版英语语法

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Module 4 The natural world

Unit 1 Fire

Vocabulary:

禁止吸烟禁止篝火不要在火边玩耍不要玩弄火柴

Sentences:

S1: For fire safety, what mustn't we do?

S2: We mustn't...

We mustn't smoke.

We mustn't play with matches.

We mustn't play near fires.

We mustn't start campfires

【考考你】

For __ safety, what mustn't we do?

A. fire

B. life

C. water

情态动词 must 的用法

1. 基本情况

must 和其他情态动词一样,没有人称和数的变化,后接动词原形,表示某种语气和情态。如:

We must work hard at English.

我们应该努力学习英语。

2. 详细用法

a. 在肯定句中,must 表示“必须;应该”的意思,后者一般指在第一人称中。如:I must (我应该),we must (我们应该),其它人称一般表示“必须”的意思。如:

You must talk to them about their study.

你必须同他们谈谈关于他们学习的事。

b. 变成否定句,要在 must 之后加 not,常常缩写成 mustn’t,均表示“禁止;不可以;不许可;不允许”等意思。如:

Children mustn’t play on the road. It’s very dangerous.

孩子们不允许在路上玩耍,这样非常危险。

You mustn't leave here.你不能离开这儿。

考考你:

1、我们一切都必须循序渐进地做。We __ do everything step by step.

A. can

B.could

C. might

D. must

2、禁止在这儿吸烟。 We__smoke here.

A. can't

B. mustn't

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Module 4 The natural world

Unit 1 Wind

Vocabulary:

gently adv. 温和地

strongly adv. 强劲地,猛烈地

slowly adv. 缓慢地

quickly adv. 迅速地,很快地

Sentences:

It blows gently.

【练一练】

There is no wind. The children swim ___in the sea.

A. gently

B. quickly

C. strongly Module 4 The natural world

Unit 1 Water

Vocabulary:

first adv. 首先

next adv. 其次,紧接着

then adv. 然后

finally adv. 最后

Sentences:

First / Next / Then / Finally,...

【练一练】

- What do we do ___? - First, we boil the water.

A. finally

B. First

C. next

D. then

Module 3 Places and activities 语法知识(2)how/which

以特殊疑问词开头,对陈述句中的某一部分提出疑问 / 进行发问的句子叫特殊疑问句。特殊疑问词一般要放在句首。常用的疑问词有what / who / which / how等这些词都以wh开头(包括how)所以也叫做wh-question.

特殊疑问句要求回答具体内容。不能用yes或no回答。

How 表示“怎么样”,是询问情况的疑问句。

which 表示“哪一个”,是询问选择的疑问词。

例句:

How do I get to the hospital?

Walk along the street, then turn left and you can see the hospital.

How do you go to school?

I go to school by bike/

Which apple do you like, the red one or the green one?

I like the red one.

Which dress do you like?

I like that one.

【考考你】

1、___do I get to the zoo, please? Walk along Green Road.Turn left at the first crossing. You can see an undergroud station. The zoo is next to the underground station.

A. How

B. What

C. When

D. Which

2、___do you want to buy, this one or that one? This one, please.

A. how

B.what

C. when

D.which

Module 3 Places and activities 语法知识(1)should

Should 作为情态动词,在本章表示应当做或发生的事。

Should+动词原形,表示义务。

Eg:

You should work harder. 你工作应该更努力。

我们在使用时要注意以下几点:

1. 用于表示“应该”或“不应该”的概念。常指长辈教导或责备晚辈。例如:

You should be here with clean hands. 你应该把手洗干净了再来。

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