turn的用法总结

turn的用法
一、turn 用作名词时,意为“轮流”“依次轮流的顺序”。

例如:
Now it’s your turn to read the text. 现在轮到你读课文了。

It's my turn to use the bike. 该轮到我用自行车了。

You must stand in line and wait for your turn. 你必须排队等候。

含turn 的短语有: take turns 意为“替换”“轮流”; by turns 意为“轮流地”。

例如: Please take turns to ask questions. 请轮流提问。

We looked after the little boy by turns. 我们轮流照看这个小男孩。

We take turns to make dinner. 我们轮流做晚饭。

(=We make dinner by turns.)
注：take one's turn to do sth. = do sth. in turn =do sth. by turns轮流做某事
=take turns to do sth.=take turns at doing sth.=take turns doing sth.
The nurses attended the patient in turn / by turns. =The nurses took turns to attend the patient. Th e twins take turns to make dinner.
=The twins take turns at making dinner.
=The twins take turns making dinner.
二、turn 用作系动词时,意为“变得”。

例如:
In spring the trees turn green and the flowers start to come out. 春天,树变绿了,花儿开了?
In autumn the leaves turn yellow. 秋天树叶变黄。

She turned pale. 她的脸变得苍白。

三turn 用作不及物动词时,意为“转向”“翻转”.
turn right / left = turn to the right / left
例如:
Turn right. At the end of the road you’ll see the hospital. 向右拐,在路的尽头就是那家医院? Just go straight and turn left. 一直往前走,然后向左拐?
Turn to Page 12 in your workbook. 翻到练习册第12页?
He turned his face to the wall. 他转过脸面向墙壁。

The road turns south outside town. 此路在城外转弯向南。

turn to sth. / sb. (for help)
When I am in difficulty, I always turn to him for help. 我有困难时总是找他帮忙。

四、转动,旋转
The wheel turns when its axis moves. 轮轴动时,轮子也跟着转动。

He turned the key in the lock. 他旋动插进锁里的钥匙。

五、使倒置,使颠倒;倾倒[O]
He turned the glass upside down. 他将玻璃杯子倒置。

六、turn 可以和介词或副词一起构成短语动词,表达不同的意思?常见的这些短语动词有:
1. turn over 意为“翻过来”例如:
Tom turned over the note and read, “Come and look for me in the study.” 汤姆把便条翻过来读道,“到书房来找我.”
2. turn on 意为“打开(灯?收音机?电视机等)”?例如:
Please turn on the blender. 请打开果汁机?
I turned on the radio. The little girl stopped crying. 我打开收音机,这小女孩不哭了?
3. turn off 意为“关上(灯?收音机?电视机等)”例如:
Please turn off the TV set. 请把电视机关掉?
Please remember to turn off all the lights when you leave. 请记住离开时一定把所有的灯都关掉.
4. turn down/up 意为“调低/高(音量)”?例如:
Could you turn your radio down, please? 你能把收音机的音量调低一点儿吗?
Please turn the radio up. 请把收音机的音量调高一些?
5. turn into变成
Water has turned into ice. 水已经结成了冰。

turn ... into ... (使……)成为……
The farmers are turning waste land into rice fields.
6. turn over (使)打翻 / 翻身 / 翻动 / 翻耕(土地) / 转危为安
The man turned over and went to sleep again when the telephone rang.
7. turn in 上交
The child picked up a purse on the way and turned it in to the policeman.
补：8. turn out 结果是 / 证明是 / 生产出
The weather yesterday turned out (to be) fine.
The factory turned out more products than they had expected.
9. turn from side to side 把身体转来转去
The naughty boy turned from side to side while answering questions in class.
10. turn up 开大 / 出现 / 找到 / 证明是 (= turn out to be)
The meeting is beginning， but he has not turned up. He might have been lost.
11．turn against 背叛
Nobody will turn against his country.
He turned against his former friends. 他转而与以前的朋友作对。

He tried to turn my friends against me. 他试图使我的朋友反对我。

[练习] 从ABCD中选择最佳答案.
1. —Do you mind if I ________ the TV a bit?
—Yes, I do, because I’m busy with my homework now.
A. turn on
B. turn up
C. turn down
D. turn off
2. The lights must be________ before you leave the classroom.
A. turned on
B. turned up
C. turned down
D. turned off
3. Don’t________ the radio. The baby is sleeping.
A. turn off
B. turn on
C. turn over
D. turn down
4. How magnificent the Bund looks at night when all the lights are________ !
A. turned over
B. turned off
C. turned down
D. turned on
5. —Her radio is too loud, isn’t it?
—Yes. Let me tell her to________ .
A. turn it up
B. turn up it
C. turn it down
D. turn down it
6. —The radio is too noisy and there is nothing intere sting on it. Why don’t you________ ?
—All right. I’ll do that.
A. turn it on
B. turn it off
C. turn it back
D. turn it up
Key: 1. B2. D3. B4. D5. C6. B
易错题：
Ten years later， he turned teacher.
A. /
B. a
C. an
D. the
注:此题考查turn 作连系动词的特殊用法,即 turn 作连系动词时后接表语名词，省略冠词.所以此题的答案为A. 如果turn 后加into 则须在名词前加冠词a.。