20．－Next week we’ll have the final English exam.

－Yes? Then, every minute must be made full use ________ English.

　　　 A．of studying　　　　　　　　　　　　　　　　　　　　 B．to study

　　　 C．of being studying　　　　　　　　　　　　　　　　 D．of to study

19．English is a living language, and __________ all the time; what was accepted years ago sounds funny or wrong now.

　　　 A．is changing　　　　　 B．changes　　　　　　　 C．has changed　　　　 D．changed

18．She was so angry that she rushed out into the rain ____________ I could stop her.

　　　 A．before　　　　　　　　 B．until　　　　　　　　　　 C．after　　　　　　　　　 D．as

17．John is __________ hardworking than his sister, but he failed in the exam.

　　　 A．no less　　　　　　　　 B．no more　　　　　　　 C．not less　　　　　　　 D．no so

16．Julia is trying to go to either Princeton or Columbia University, as ________ are supposed to have good Physics Departments.

　　　 A．none　　　　　　　　　 B．all　　　　　　　　　　　 C．both　　　　　　　　　　 D．neither

15．－I’ve passed the driving test!

－I’m glad to hear that you ___________ it at last.

　　　 A．did　　　　　　　　　　　 B．got　　　　　　　　　　　 C．passed　　　　　　　　 D．made

14．You ___________ the boys. Before you did that, as a matter of fact, they had regretted the fight and agreed to make peace.

　　　 A．needn’t have separated　　　　　　　　　　　　 B．mustn’t have separated

　　　 C．wouldn’t have separated　　　　　　　　　　　 D．couldn’t have separated

13．The doctor advised me to spend my vacation __________ the air is fresh..

　　　 A．in which　　　　　　　 B．the place where　　 C．in place　　　　　　　 D．where

12．A health care project can provide treatment __________ half the cost or less, ________ the needs of the patient.

　　　 A．at; depended on　　　　　　　　　　　　　　　　　 B．with; depending on

　　　 C．at; depending on　　　　　　　　　　　　　　　　　 D．by; depends on