全新版第二版综合B4U1(11)

正确答案： C

46.

I prefer to be a _____ because I don't like to operate.

A) doctor

B) surgeon

C) physician

D) specialist

正确答案： C

47.

The _____ of tests in the United States institutions can be a new and frightening experience for many foreign students.

A) frequency

B) presence

C) efficiency

D) confidence

正确答案： A

48.

As it had not rained for several months, there was a _____ of water.

A) waste

B) drop

C) loss

D) shortage

正确答案： D

49.

Despite their good service, most inns are less costly than hotels of _____ standards.

A) equivalent

B) alike

C) uniform

D) likely

正确答案： A

50.

The mechanic said that the work would be done quickly, but he would not _____ himself to a specific time.

A) admit