--- __    __ I finish the homework now , Mrs Zhao ?--- No , you don’t have to .You can finish it later.
#60084
A
Do
B
Must
C
May
D
Should
推荐题目
There is nothing wrong with my bike,      ?
#65259
A
is it
B
isn’t there
C
isn’t it
D
is there
-___________ do you go to Old People’s Home?-Twice a month. 
#59921
A
How long
B
How soon
C
How often
D
How many times