20．-I am so glad I caught you at home. I need your help!

　 - ________, Robin?

A．What else.　　 　　　 B．What’s up　　　　 C．How come　　　　 D．Why not.

19．She was on a diet, but she couldn’t ______ eating sweet food. Consequently, her weight was　 gained again.

A．remove 　　 　　　　　　　 B．resist 　　　　　　 　C．reject 　　 　　　　　　　 D．object

18．You’ve done so much work - you’re ____ pass the exam.

A．addicted to　 　 　　　　 B．bound to　　　 　C．due to　 　　　 　　D．accustomed to

17．A large ______ of the hotel’s income ______ from the visitors to the lake nearby.

A．percentage ; are 　　　 B．percentage; is 　C．percent; are　 　　　 D．percent; is

16．John has got a fever these days, and he says he doesn’t want to see a doctor, but I’m afraid he　 has no______.

A．alternative　 　　　　　　 B．extra　 　　　　　 　　C．treatment　 　　　 D．possibility

15．The film Harry Potter was quite ______ hit across the world, bringing in ______ income of box office over millions of dollars within five months.

　 A．/; an　 　　　　　　　　　　　　　　 B．a; /　 　　　　　　　 　　　 C．a; an　 　　　　　　 D． a; the