23.John hadn’t been able to stop smoking suddenly;he had to control his smoking desire ________.

A.by and by　　　　　　　　　 B.sooner or later　　　　　 C.little by little　　　　　　 D.from time to time

22.-Why does this country need so many exports from abroad?

-Because it has ________large population,________its poor natural resources.

A.the;adding　　　　　　　　 B.a;including　　　　　　　　 C.the;beside　　　　　　　　　 D.a;plus

21.Father and mother wanted to go for a ride,and ________,the children wanted to stay at home and play with their friends.

A.on the other hand　　　　　　　　　　　　　　　　　　　　　　　　 B.on another hand

C.in other ways　　　　　　　　　　　　　　　　　　　　　　　　 D.as a result

20.Though I am improving in my study,I still have a long way to go ________ some of my classmates.

A.to compare with　　　　 B.to compare to　　　　　　paring with　　　　　pared with

19.We should consider problems ________ others’ interests ________our own.

A.according to;rather than　　　　　　　　　　　　　　　　 B.in term of;more than

C.in terms of;as well as　　　　　　　　　　　　　　　　　　 D.in place of;other than

18.The restaurant must be crowded from ________number of cars parked in front of it,________?

A.a;isn’t it　　　　　　　　　　 B.the;isn’t it　　　　　　　　 C.the;mustn’t it　　　　　　 D.a;mustn’t it

17.As we know,Beethoven is the greatest musician ________.

A.for all the time　　　　　　　　　　　　　　　　　　　　　　 B.of all time

C.by all times　　　　　　　　　　　　　　　　　　　　　　　　　 D.at all times

16.A big disaster took place in ________1960s when I was in ________teens.

A.the;the　　　　　　　　　　　 B.the;/　　　　　　　　　　　　　 C./;my　　　　　　　　　　　　 D.the;my

15.Scientists have found no ________of life on Mars so far,though great efforts have made on the research.

A.symbols　　　　　　　　　　 B.signs　　　　　　　　　　　　 C.marks　　　　　　　　　　　 D.signals

14.A lot of people were made tired of the lecture which ________as long as four hours.

A.kept　　　　　　　　　　　　　 B.went on　　　　　　　　　　tinued　　　　　　　　　 D.lasted