《Stories about Spring》Spring Is Coming PPT课件
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《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
... ... ...
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。
... ... ...
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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