—How often do the students play sports?
#51711
A
Twice a day
B
Since last night
C
For two hours
D
A month ago
推荐题目
--How many birds can you see in the tree? --I can see    birds in the tree.      
#51676
A
hundred of
B
hundreds of
C
five hundreds
D
five hundreds of
About ________ of the workers in the factory were born in the ________.
#51735
A
two-thirds, 1970
B
two-thirds, 1970s
C
two-third,1970
D
two-third, 1970s
A lot of trees and flowers are on ______ of the river and the number of them is growing ______. 
#51652
A
both side, greater
B
each sides, more
C
both sides, larger
D
each side, more
They have stayed in Beijing for ________________.
#51576
A
one and half an hour
B
one and a half
C
one year and a half
D
one and a half hour
 ---The number of the students in our school is about nine _____.   ---I see. ______of them are boys.
#51526
A
hundred; Two thirds
B
hundred ; Two third
C
hundreds; Two thirds
D
hundreds; Two third