大学英语3 笔记 Unit 1 Stories Lighting up the Hospital - PartV Grammar 练习 - fill blank

# Ex.3 

1) You usually go there by train. Why not ______by boat for a change this time?

A. to try going 

B. trying to go 

C. to try and go 

D. try going

2) Paul doesn't have to be made ______. He always works hard.

A. learn

B. to learn

C. learned

D. learning

3）The chair looks rather hard, but in fact it is very comfortable to ______.

A. sit

B. sit on 

C. be seat 

D. be sat on

4）I find German language hard______.

A. learned

B. learning

C. to learn

D. to be learn

5) I ran too fast ______where I was going.

A. to notice

B. and notice

C. of me to notice

D. noticing

6) He went to a bookstore______some magazine.

A. buy 

B. for buy

C. to buy

D. buying 

7) Paul does nothing but _____all day long.

A. play

B. to play

C. playing

D.played

8) I saw mary open the door and ______.

A. to go into 

B. got into 

C. get in to 

D. getting into

9） Mr.Smith was seen______the museum.

A. enter

B. to enter

C. to entering

D. to have entered

10）It ______ me three days to finish the task

A. cost

B. took

C. spent

D. used

 

 

 

 

 

A:

1)  D ;  解析：存在why not需要省略to，一般跟上动词的ing形式

2）B； 解析：存在have，但是被动语态所以不省略to

3)  B;  解析：根据不定式的复合结构  It's + 形容词  + to do sth.

4) C; 解析：  to do sth

5) A; 解析： ...too...to...固定搭配

6) C; 解析：为了表示目的使用不定式 to do sth...

7) A; 解析：当两个或多个不定式短语由连词and, but 或or 连接时，后一个或几个不定式符号to 常省略

8) C;解析：感官动词，省略to，并且和前面的“open”成对比

9) B; 解析：感官动词，被动语态，需要恢复to

10) B; 解析： cost 只能用于钱，took(take的过去式）