________ bad weather it is! We mustn’t go out.
#40756
A
What
B
What a
C
How
D
How a
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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
________ bad weather it is! We mustn’t go out.
—__________ do I have to change the robot’s batteries? —Every two months.