《Stories about Spring》Spring Is Coming PPT课件

《Stories about Spring》Spring Is Coming PPT课件

第一部分内容：Warm-up

Talk about the questions

What clothes do you wear in spring?

What interesting things do you see in spring? 

Words and expressions

low  adj. 低的；浅的

below  prep. & adv. 低于；在……下面

zero  num. 零

until conj. 直到……为止

groundhog  n. 土拨鼠

bush  n. 灌木

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Stories about SpringPPT，第二部分内容：Language points

1. The temperature can be as low as -15℃.

as...as意为“和……一样”，表示同级的比较。结构为：as+ adj./ adv. +as

(1) This film is as interesting as that one.

这部电影和那部电影一样有趣。

(2) Your pen writes as smoothly as mine.

你的钢笔书写起来和我的一样流畅。 

其否定式为not as/so +adj./ adv. +as。例如： 

This dictionary is not as/so useful as you think.

这本字典不如你想象的那样有用。 

若有修饰成分，如twice, three times, half, a quarter等，则须置于第一个as之前。例如： 

Your bag is twice as expensive as mine.

你的袋子比我的贵一倍。

2. We probably won’t see any flowers until May or June!

until“直到”，表示某一种行为一直持续到某一时间

I studied English until 9 o’clock last night. 

我咋晚学英语一直学到9点钟。 (表示9点前一直在学) 

not...until“直到……才”表示直到某一时间，某一行为才发生，之前该行为并没有发生。

I did not study English until 9 o’clock last night. 

我咋晚直到9点钟才学英语。

(表示9点才开始学) 

3. We had to wear our jackets and boots…

have to 意为“必须，不得不”，后接动词原形。 have to 的否定式是don’t have to 

【辨析】 have to与 must

① must强调人主观认为必须做某事,而have to强调客观情况迫使人不得不做某事; ②must只用于一般现在时中,没有人称和数的变化,而have to可用于多种时态中,并且有人称和数的变化。

We must go to school on time.

我们必须按时上学。

She has to look after her baby at home.

她不得不在家照顾孩子。

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Stories about SpringPPT，第三部分内容：Exercise

I. Fill in the blanks.

1. We ______ listen to the teachers carefully. (必须)

2. You are __ tall __ your father. (与……一样)

3. He dived _____ the surface of the water. (在……下面)

4. They are speaking in ____ voices. (低的)

5. Let’s wait _____ the rain stops. (直到……为止)

II. Translation.

1. 他不得不跑回学校取他的作业本。  

He had to run back to school to get his exercise-books. 

2. 这没有我想象的那么困难。

It’s not as hard as I thought.

3. 请不要在这条线下面写东西。

Please do not write below this line.

4. 太阳低挂在天空。

The sun was low in the sky.

5. 他一直工作到去世。

He continued working until his death.

... ... ...

Stories about SpringPPT，第四部分内容：Homework:

Write a short passage about things you can do in spring and why you do them.

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