主语从句和形容词加介词的用法

It + be + adj.+ that...

主语从句中常见的一种形式，即以引导词that引出的主语从句，常以形式主语it 代替。主语从句的时态不受主句的时态影响和限制，根据句子意思用适当的时态。结构：It is+adj.+that从句。常用于这个句型的形容词有：necessary, important, clear, strange, true, good, wonderful, possible, unusual, certain, surprising;

interesting等。

根据汉语意思完成句子。

1．他可能已经把一切都告诉她了。

____ is possible that he ____ ____ her everything.

2．海怪突然出现了很奇怪。

It ____ _____ that sea monsters suddenly ___________.

3．毫无疑问她将会在测验中做得很好。

It is certain _____ she ____ ____ well in her exam.

用适当的形容词填空

1. Miss Li often says that it is ________ to learn a foreign language well.

2. Look at the black clouds in the sky. It is ________ to rain soon.

3. It is ________ that Sunday is the first day of the week.

4. Isn’t it ________ that chickens can swim?

5. Is it ________ the lazy boy can catch up with all his classmates?

很多形容词可以与介词连用。我们已学过很多这样的搭配，现在一起来复习一下。形容词与某个特定的介词连用，表示某个特定的意思。

①与about连接的形容词：be worried about“担心……”；be excited about“对……感到兴奋”；be careful about“小心、谨慎”；be mad about“狂热地迷恋”；be anxious about “为……感到焦虑”；feel nervous about/ at“对……感到心神不安”。

②与at连接的形容词：be shocked at“对……感到震惊”；be good at“擅长……”；be bad at“在某方面不好或坏”；be angry at/ about sth“对……生气”；be mad at sb“对……发怒”；be surprised at“对……感到惊讶”。

③与as连接的形容词：be famous/ known as“作为……而著名”；be known as “被叫作……”。

④与for 连接的形容词：be good for“对……有好处”；be bad for“对……有害”；be afraid for“为……而担心”；be famous / known for sth“因……而著名”；be mad for “渴望”；be happy for“为……感到高兴”；be responsible for“负责，有责任”；be free for“对……免费”；be available for“有空的”；be thankful for“感谢，感激……”；be ready for“为……做准备”。

⑤与from 连接的形容词：be different from“与……不同”。

⑥与of 连接的形容词：be short of“缺乏……”；be afraid of“害怕……”；be unaware of “没意识到……，不知道……”；be tired of“厌倦，厌烦……”；be proud of“为……感到自豪”；be full of“充满……的”。

⑦与on 连接的形容词：be based on“基于，根据”；be keen on“喜爱”；be dependent on “依靠”。

⑧与in连接的形容词：be interested in“对……感兴趣”；be absorbed in“专心致志，全神贯注”。

⑨与to连接的形容词：be similar to“与……相似”；be friendly to sb“对某人友好”；be friendly to sth“对……有利”；be known to“被……所知”；be rude to “对……粗鲁”；be grateful to sb“感激某人”；be equal to“与……平等”；be different to“与……不同”；⑩与with连接的形容词：be angry with sb“对某人生气”；be strict with“对……严格要求”；be bad with sth“有……病”；be bored with“对……感到厌倦”；be good with“与……相处得好”；be crowded with“挤满了……”；be happy with “对……感到满意，放心”；be pleased with“对……感到满意”；be delighted with“对……感到满意”；be satisfied with “对……感到满意”；be filled with“填满”；be busy with“忙于……”。

同一个形容词与不同的介词连用，表示不同的意思。例如：

①be good at“擅长……”；be good for“对……有好处”；be good with“与……相处得好”。

②be bad at“在某方面不好或坏”；be bad for“对……有害”。

③be happy for“为……感到高兴”；be happy with“对……感到满意”。

同一个形容词与不同的介词连用，表示不同的意思。例如：

①be good at“擅长……”；be good for“对……有好处”；be good with“与……相处得好”。

②be bad at“在某方面不好或坏”；be bad for“对……有害”。

③be happy for“为……感到高兴”；be happy with“对……感到满意”。

其他

①be angry with sb“对某人生气”；be angry at/ about...“对……生气”。

②be friendly with/ to sb“和/对某人友好”；be friendly to sth“对……有利”。

③be different to/ from“与……不同”。

用恰当的介词填空。

1. John is good ____ swimming.

2. Judy is very proud ____ her English.

3. Don't be afraid ____ singing in public.

4. Children are dependent ____ their parents.

5. Jane is quite equal ____ Bill in brains.

6. She was tired ____ doing her homework.

7. The architect was busy ____ his new design.

8. Some European countries are famous ____ their castles.

9. You don't have to be worried ______ them. They are OK.

10. I'm very grateful ____ my parents and teachers.

根据句意，用适当的介词填空。

1. Why was her maths teacher so angry ____ him this time?

2. Could you lend me some money? I am a bit short ____ money these days.

3. Children are always curious ____ everything around them.

4. Sichuan is famous ____ its food. But the food tastes too hot for me.

5. I can’t understand why the little boy is so excited ____ fashions.