1 . It rains a lot these days， _______ prevents us from going out.

A．it	B．that
C．this	D．which

2 . Our English teacher often creates an environment ________we are given the opportunity to practice spoken English.

A．when	B．which
C．where	D．that

3 . You can’t imagine the difficulty he ____ into the cold river and saving the drowning girl.

A．had to jump	B．had jump
C．had jumping	D．had jumped

4 . _________I know she's not perfect, I do like her.

A．While	B．When
C．Because	D．Once

5 . I was about to leave _____ the telephone rang.

A．then	B．when
C．that	D．and when

6 . This is the deepest swimming pool _____ I have ever seen in China.

A．which

B．what

C．where

D．that

7 . It is not always easy for the public to see ________ use a new invention can be of to human life.

A．whose

B．what

C．which

D．that

8 . The old man asked Lucy to move to another chair__________he wanted to sit next to his wife.

A．although

B．unless

C．because

D．if

9 . Last year, part of Southeast Asia was struck by floods, from ________ effects the people are still suffering.

A．that

B．whose

C．which

D．what

10 . There was a time ________the boy often quarreled with his parents.

A．which	B．when
C．that	D．where