12)The population of the earth ___increasing very fast now. One third of the population here ___ farmers.
A. is
B. have
C. are
D. was
13)He gave me many ____ on how to solve that problem.
A. suggestion
B. advices
C. suggestions
D. advice
14)Mathematics ____the subject which children find most difficult.
A .are
B. has
C. to be
D. is
15)Most of the houses in the village were burnt to ______ during the war.
A .an ash
B. the ash
C. ash
D. ashes
16)Albert said he met the girl ______
A. at his uncle’s Smith room
B. at his uncle Smith’s room
C. at Smith’s his uncle’s room
D. at the room of his uncle’s Smith’s
17)Today’s modern TV cameras require ______ light as compared with the earlier models.
A. only a few
B. only few
C. only a little
D. only little
18)Although the town had been attacked by the storm several times, ______ was done.
A. a few damages
B. few damages
C. little damage
D. a little damage
19)The country’s wealth comes chiefly from its many ______.
A. herd of cattle
B. heard of cattles
C. herds of cattle
D. herds of cattles
20)There are 56 ____ in China.
A. people
B. person
C. persons
D. peoples
答案:1-5 A B A/D B/A D/A 6-10 C C/A D B/C A 11-15 B A/C C D D 16-20 B C C C D