Either you or the headmaster __the prizes for these gifted students at the meeting.
A. is handing in
B. are to hand out
C. are handing in
D. is to hand out
查看答案
__of the population here are peasants.
A. 20 percents
B. 20 percent
C. the 20 percent
D. the 20 percents
It's about__ , the thickness of a human hair.
A. two-fifteenth
B. two-fifteenths
C. two fifteen
D. two fifteens
The price of such material was reduced__ .
A. by 18 percent
B. to 18 percent
C. at 18 percent
D. for 18 percent
They sold __boxes of such sweets last week.
A. four dozen
B. four dozens
C. four dozens of
D. four dozen of
微信支付 
支付宝支付