- Didn't the robot have a rest?-_______. Because it never gets tired.
#59746
A
No, it did
B
Yes, it did
C
No, it didn't
D
Yes, it didn't
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The news that he fought with his coach surprised us, ________?
#64675
A
did he
B
didn’t it
C
didn’t he
D
did it
---____ do you exercise, Miss Lin? ---Once a week. 
#60244
A
How long
B
How often
C
How far
D
How soon
You must have missed the first train yesterday, ________ you?
#64533
A
weren’t
B
mustn’t
C
didn’t
D
haven’t
-___________ 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