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—__________ do I have to change the robot’s batteries? —Every two months.
#41136
A
How long
B
How soon
C
How often
D
How many
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—_____ do you usually come to school?—By bike.
#40782
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How
B
What
C
How often
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When
_____ have you been swimming? For five years.
#41171
A
How many times
B
How long
C
How often
D
How much
A: __________ lessons do we have on Friday?B: We have English, Chinese, maths and history.
#40807
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Where
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—____ is it from here?—It’s about five minutes’ walk.
#41162
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B
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How ______do you see a film? ---Three or four times a  month.           
#40825
A
many times
B
often
C
soon
D
long