第105-108课 动词不定式与祈使句

Lesson 105-108 | 核心句型:拼写错误、快点说 | 语法点:动词不定式结构、want/tell/ask等动词的用法、祈使句变间接引语、形容词变副词规则

核心句型

1. 第105-106课 拼写错误

The boss: Where's Sandra, Bob? I want her. 老板:鲍勃,桑德拉在哪儿?我要找她。
Bob: Do you want to speak to her? 鲍勃:您要同她谈话吗?
The boss: Yes, I do. I want her to come to my office. Tell her to come at once. 老板:是的,我要她到我的办公室来。叫她马上就来。
Sandra: Did you want to see me? 桑德拉:您找我吗?
The boss: Ah, yes, Sandra. How do you spell "intelligent"? Can you tell me? 老板:啊,是的,桑德拉。"intelligent"怎样拼写?你能告诉我吗?
Sandra: I-N-T-E-L-L-I-G-E-N-T. 桑德拉:I-N-T-E-L-L-I-G-E-N-T。
The boss: That's right. You've typed it with only one "L". 老板:对的。但你只打了一个"L"。
This letter's full of mistakes. I want you to type it again. 这封信里错误百出。我要你重打一遍。
Sandra: Yes, I'll do that. I'm sorry about that. 桑德拉:是,我重打。对此我感到很抱歉。
The boss: And here's a little present for you. 老板:这里有一件小礼物送你。
Sandra: What's it? 桑德拉:是什么?
The boss: It's a dictionary. I hope it'll help you. 老板:是本词典。我希望它能对你有所帮助。

2. 第107-108课 快点说

Woman: Would you like to try it on? All the clothes are on sale today. 售货员:您要不要试一下?今天所有衣服都降价销售。
Lady: It's too small for me. It's smaller than my blue dress. 女士:这件太小了。比我的那件蓝色的小。
Woman: What about this one? It's a lovely dress. It's very smart. 售货员:这件怎么样?这是件漂亮的衣服,很时髦。
Short skirts are in fashion now. Would you like to try it? 短裙现在很流行。您要试一试吗?
Lady: All right. 女士:好吧。
Lady: I'm afraid this green dress is too small for me as well. 女士:恐怕这件绿色的我穿也太小了。
It's smaller than the blue one. 它比那件蓝色的还要小。
Lady: I don't like the colour either. It doesn't suit me at all. 女士:我也不喜欢这种颜色。这颜色我穿根本不合适。
I think the blue dress is prettier. 我认为那件蓝色的更漂亮些。
Lady: Could you show me another blue dress? I want a dress like that one, but it must be my size. 女士:您能再给我看一件蓝色的吗?我想要一件和那件一样的,但必须是我的尺寸。
Woman: I'm afraid I haven't got a larger dress. This is the largest dress in the shop. 售货员:恐怕没有更大的了。这是店里最大的一件。

语法知识点

1. 动词不定式结构

动词不定式由"to + 动词原形"构成,在句子中可以作主语、宾语、表语、定语、状语等,本单元重点学习不定式作宾语和宾语补足语的用法。

结构:

want to do sth. 想要做某事
want sb. to do sth. 想要某人做某事
tell sb. to do sth. 告诉某人做某事
ask sb. to do sth. 要求某人做某事
would like to do sth. 想要做某事
hope to do sth. 希望做某事

不定式作宾语(动词 + to do):

I want to speak to her. 我想和她谈话。
He hopes to go abroad next year. 他希望明年出国。
She would like to buy a new dress. 她想买一件新裙子。

不定式作宾语补足语(动词 + sb. + to do):

I want you to type it again. 我要你把它重打一遍。
The teacher told us to finish our homework on time. 老师告诉我们要按时完成作业。
He asked me to help him with his English. 他要求我帮助他学英语。

2. 常见的带不定式作宾补的动词

动词 结构 例句
want want sb. to do I want you to come early.
tell tell sb. to do Tell him to wait for me.
ask ask sb. to do She asked me to close the window.
order order sb. to do The officer ordered him to stand at attention.
advise advise sb. to do The doctor advised him to give up smoking.
invite invite sb. to do He invited me to attend his birthday party.
teach teach sb. to do My father taught me to swim when I was young.
allow allow sb. to do They don't allow us to smoke here.
expect expect sb. to do We expect you to come on time.
encourage encourage sb. to do Our teacher always encourages us to speak English.

3. 祈使句变间接引语

祈使句变间接引语时,通常变为"ask/tell/order sb. (not) to do sth."的结构:

肯定祈使句:

直接引语:The boss said to Sandra: "Come to my office at once."
间接引语:The boss told Sandra to come to his office at once.
直接引语:He said: "Please open the window."
间接引语:He asked me to open the window.

否定祈使句:

直接引语:The teacher said to the students: "Don't talk in class."
间接引语:The teacher told the students not to talk in class.
直接引语:She said: "Please don't be late again."
间接引语:She asked me not to be late again.

4. 形容词变副词规则

副词通常用来修饰动词、形容词或其他副词,表示动作的方式、程度等。大多数副词由形容词加-ly构成:

构成规则 形容词 副词 一般情况加-ly quick, slow, careful quickly, slowly, carefully 以"辅音字母 + y"结尾,变y为i加-ly happy, easy, busy happily, easily, busily 以"le"结尾,去e加-y terrible, possible, probable terribly, possibly, probably 以"e"结尾,一般加-ly polite, wide, safe politely, widely, safely 特殊变化 good well 形副同形 fast, hard, early, late, high, low fast, hard, early, late, high, low

用法区别:

He is a careful driver. 他是个细心的司机。(形容词修饰名词driver)
He drives carefully. 他开车很细心。(副词修饰动词drives)
She is a fast runner. 她是个跑得快的运动员。(形容词修饰名词runner)
She runs fast. 她跑得快。(副词修饰动词runs)

5. 形容词和副词的比较级和最高级

多音节形容词和副词的比较级在前面加more,最高级在前面加most:

多音节形容词:

intelligent → more intelligent → most intelligent
beautiful → more beautiful → most beautiful
interesting → more interesting → most interesting
expensive → more expensive → most expensive

多音节副词:

carefully → more carefully → most carefully
quickly → more quickly → most quickly
easily → more easily → most easily
slowly → more slowly → most slowly

不规则变化:

good / well → better → best
bad / badly → worse → worst
many / much → more → most
little → less → least
far → farther / further → farthest / furthest

6. 不规则动词过去式和过去分词表(六)

原形 过去式 过去分词 词义
blow blew blown
break broke broken 打破
bring brought brought 带来
build built built 建造
burn burnt/burned burnt/burned 燃烧
buy bought bought
catch caught caught 抓住
choose chose chosen 选择
come came come
cost cost cost 花费
cut cut cut 切,割
do did done
draw drew drawn 画,拉
drink drank drunk
drive drove driven 驾驶

配套练习

练习一:用所给动词的适当形式填空

1. I want ______ (speak) to the manager.

2. The teacher told us ______ (finish) the homework on time.

3. She asked me ______ (not be) late again.

4. Would you like ______ (go) to the cinema with me?

5. He hopes ______ (visit) China next year.

1. to speak 2. to finish 3. not to be 4. to go 5. to visit

练习二:将下列直接引语改为间接引语

1. The boss said to him: "Come here at once."
The boss told ______ ______ ______ there at once.

2. She said to me: "Please close the door."
She asked ______ ______ ______ the door.

3. The teacher said: "Don't talk in class."
The teacher told us ______ ______ ______ in class.

4. He said: "Please don't smoke here."
He asked us ______ ______ ______ there.

5. Mother said: "Study hard, Tom."
Mother told Tom ______ ______ hard.

1. him to come 2. me to close 3. not to talk 4. not to smoke 5. to study

练习三:写出下列形容词的副词形式

1. quick ______ 2. happy ______ 3. careful ______ 4. easy ______ 5. good ______

6. slow ______ 7. busy ______ 8. terrible ______ 9. possible ______ 10. fast ______

1. quickly 2. happily 3. carefully 4. easily 5. well 6. slowly 7. busily 8. terribly 9. possibly 10. fast

练习四:选择填空

1. Please tell him ______ so much noise.
A. don't make B. not to make C. to not make

2. The doctor advised him ______ more exercise.
A. take B. to take C. taking

3. She drives ______ than before.
A. more carefully B. more careful C. carefully

4. I want you ______ the truth.
A. tell B. telling C. to tell

5. He speaks English very ______.
A. good B. well C. better

1. B 2. B 3. A 4. C 5. B

练习五:翻译下列句子

1. 老师让我把这个消息告诉她。

2. 我妈妈告诉我不要在河里游泳。

3. 他开车比我小心。

4. 我们希望明年去北京。

5. 请叫他明天早点来。

1. The teacher asked me to tell her the news.

2. My mother told me not to swim in the river.

3. He drives more carefully than me.

4. We hope to go to Beijing next year.

5. Please tell him to come early tomorrow.

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