20．--What did you study ________ university?

--I didn't go ________ university．

A．at；to　　　　 　　　 B．for；into　　　　 C．for；in

19．Can you tell me ________?

A．where dues he come from　　　　　　　　　　　　　 B．how much is it

C．what it is used for

18．--Where is your father? We haven't seen each other for weeks．

-- ________．

A．He has been to America　　　　　　　　　　　　　　　 B．He has gone to England

C．He is going to Australia

17．The students ________ not to swim in the river．

A．are told　　　　 　　 B．tells　　　　　 　　 C．telling

16．--Must t clean the yard now，Mom?

-- ________．

A．No，you mustn't　　 B．No，you needn't　　　 C．No，you shouldn't

15．--What did your teacher say just now?

--Sorry，I don't know．I ________ on the phone，

A．am talking　　　 　 B．talk　　　　　　 　　 C．was talking

14．--What does your father do?

-- ________．

A．He is a policeman　　　　　　　　　　　　　　　　　　　　 B．He wants to be a reporter

C．He is reading

13．The seats in the middle of the cinema are ________ of all．

A．better　　　　　 　　 B．good　　　　　 　 C．the best

12．--What color is your mother's scarf?

--It is ________．

A．kind　　　　　　 　 B．black　　　　 　　　 C．nice

11．The little boy is very young ________ he can look after himself well．

A．so　 　　　　　　　　　　 B．or　　　　　 　　　 C．but