----______are they staying in Beijing?----For three days.
#60010
A
How often
B
How long
C
How old
D
How soon
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---____ levels does the game have? -Five.
#60287
A
How long
B
How many
C
How often
D
How much
There is nothing wrong with my bike,      ?
#65259
A
is it
B
isn’t there
C
isn’t it
D
is there