Grammar (2)

Language functions & focus

Use ‘while’ and ‘as’ to talk about

when things happen

Use comparative and superlative

adverbs

Lead-in

1.When will you write down your answer and send text messages to 1396 ?

2.When might you be a bit disturbed ?

As you are watching the show, write down your answers and send text messages to 1396.

If you are an animal lover, you might be a bit disturbed while (you are) watching the programme.

While Millie was watching TV, Eddie was sleeping. 延续性动词

延续性动词As Millie sat down on the sofa, Andy came into the room.

瞬间性动词瞬间性动词

Presentation

while

as / when

延续性动词

延续性动词

瞬间性动词

Conclusion

这两个连词都可引导时间状语从句，但用法有所不同。 1) 当某事正在进行的时候，又发生了另一件事。 while, as 都可用来引导表示“背景”的时间状语从句。如：

As/While I was walking down the street, I noticed a police car.

2) 当两个长动作同时进行的时候 , 常用的是 while 。如：

While Mother was cooking lunch, I was doing my homework.

3) 当两个动作都表示发展变化的情况时，最常用的是 as 。如：

As children get older, they become more and more interested in things around them.

4) 当两个短动作同时发生时，或表示“一边…一边…”时，最常用 as 。如：

Just as he caught the fly, he gave a loud cry. She looked behind from time to time as she went home.

Practice

________ Millie was watching TV, Eddie was sleeping.________ Millie was watching TV, Andy opened the door.________ Millie was walking past the bookshop, she suddenly thought of buying a TV guide.________ Millie sat down on the sofa, Andy came into the room.

While

While / As

While / As

As

Exercises Fill in the blanks with before, after, until, while, or as._______ I was on the school bus this morning , it started to rain . Luckily , it stopped _______ we went to school so I didn’t get wet. ______ school , I played tennis with Amy. Then ______ that, I saw Daniel at the bus stop. _________ we were waiting for the bus , it started to rain again. We waited there ________ the bus came.

While

beforeAfter

afterWhile/As

until

Later in the afternoon, I talked to Sandy on the phone _______ I got home from school. We chatted _____ 5. 30 p.m. ______ we finished talking, I did my homework. __________ I was doing my homework, Mum came home. She said I should finish my homework ______ dinner because she knew that I wanted to watch TV _____ dinner.

afteruntil

AfterWhile/as

before

after

Translate the following sentences.

1. 我父亲在看电视时睡着了。

2. 妈妈做饭的时候，我在做作业。

While Mum was cooking dinner, I was doing my homework.

My father fell asleep while/as he was reading the newspaper.

3. 我到家的时候，他正在吃晚饭。

4. 她沿着那条路走着，心里想着她父亲。

When/As I got home, he was having supper.

As she walked along the road, she thought about her father.

1. ____ I saw the kangaroo, I never knew an animal can jump so high.

2. I’ll play badminton with you ______ I finished my homework.

3. We must finish it _______ 8:00p.m. and 11:00 p.m. Come on! We don’t have much time.

Until

after

between

Fill in the blanks with between, from, before, after, until, while, or as.

4. You should knock on the door ______ you come in.

5. Can you watch TV _____ 8:00 a.m. to 9:30 a.m.?

before

from

6. ___ the tiger came, all the animals ran away.

7. How can you know the ending _____ you read the book?

As

before

8. Can I stay ____ the weekend?

9. ________ I was doing my homework, I heard a strange noise downstairs.

10. Sandy was reading the newspaper ____ Millie was watching TV.

until

While/As

while

( ) 1. ________ I was in the US, I made a

lot of American friends. (2012 绵阳市 )

A. While B. Although

C. Unless D. Until

( ) 2. Eddie was sleeping _____ Millie wa

s reading a magazine. (2012 江苏宿迁 )

A. until B. while

C. before D. after

A

B

( ) 3. ________ the children have fun,

parents can take dance lessons on the beach.

(2013 山东菏泽 )

A. When B. If

C. While D. Once

C

Try to use the comparatives & superlatives to talk about the sports meeting.

sports items high jump long jump throwing 100 meters relay race 1,500 meters

Lead-in

Millie came third in the race. She ran fast.Sandy came second in the race. She ran faster than Millie.Amy came first in the race. She ran the fastest.

Presentation

词尾变化 原级 比较级 最高级单音节词在词尾加 -er( 比较级 ) 或-est( 最高级 ) ；以字母 e 接尾的词直接加 -r 或 -st

hard

high

fast

Rules

harder

higher

faster

hardest

highest

fastest

词尾变化 原级 比较级 最高级多音节词和多数双音节词在其前面加 more 和most

slowly c

arefully

quickly

more slowlymore carefullymore quickly

most slowlymost carefullymost quickly

词尾变化 原级 比较级 最高级

不规则变化

well

much

little

badly

far

better more lessworse farther

bestmostleast worstfarthest

Practice

1. Do not read so fast. You should read ______. A. more slowlier B. very much slowly C. much more slowly D. very slow2. To our surprise, the old man acted _____

of all. A. the best B. most good C. better D. very good

C

A

3. If you work ____, you’ll be able to do it better.

A. hardly B. well C. harder D. better

4. Amy is the _____ student in our class. Do you agree?

A. careful B. carefully

C. most carefully D. most careful

5. Who jumped the ______ in the high jump?

A. longest B. higher

C. highest D. most high

C

D

C

as+adv. ( 副词原形 )+as 意为“与…一样” , 表示同级比较 , not so + adv. ( 副词原形 )+ + as 意为“不如…”

1. 她歌唱得像天使一样甜。

2. 他能跑得和我一样快。

3. 他在测试中没有 Mary 做得好。

She sings as sweetly as an angel.

He can run as fast as I can.

He didn’t do so well as Mary in the test.

Presentation

“ 副词比较级 +than” 意为“比…更…” , 表示两者之间的比较

1. Ben 比他懒爸爸起床早。

2. 他们现在比以前过得更幸福。

Ben gets up earlier than his lazy father.

They now live more happily than before.

“ 副词比较级 + 副词比较级” , 意为“越来越……”

1. 雨下得越来越大。

2. 你学习越来越努力了。

It rained more and more heavily.

You study harder and harder.

“the+ 副词的比较级 , the+ 副词的比较级” , 意为“越…就越…”1. 我看到她越多 , 我就越不喜欢她。

2. 他打字打得越快 , 他出的错就越多。

The more I see her, the less I like her.

The faster he types, the more mistakes he makes.

“the+ 副词的最高级 + 比较范围 ( 三者或三者以上 )”, 意为“最……”。

1. 亨利是所有运动员中跳的最高的。

2. 他在班上学习最用功。

Henry jumps highest of all the players.

He works hardest in his class.

Exercises

用所给词的正确形式填空。1. She sang even _________ (bad) than usual.2. Mother asked her son to walk a bit __

_______ (fast).3. Of all the novels I like this one ______

____ (good).

worse

faster

best

4. Who do you think can jump ______ (high) in your class?5. Please send us the technical data as ___________ (quick) as possible.6. He should speak _________ (little) and listen _________ (much).7. Please tell them not to play so ________ (noisy).

highest

quicklyless

more

noisily

( ) 1. Peter speaks Chinese well indeed ，but of course not ______ a local speaker in C

hina ． (2013 江苏 )

A ． so fluently as

B ． more fluent than

C ． as fluent as

D ． much fluently than

A