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 ---______ does your cousin exercise?  ---Three times a week.
#39518
A
How many
B
How often
C
How long
D
How much
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 Isabella and Maria         girls.
#39040
A
are all
B
are both
C
all are
D
is both
The book is so boring. I can’t find _______________ in it.
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A
something interesting
B
interesting something
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#38725
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Who
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Whom
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Whose　
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—Tina， is this    schoolbag?—Yes，it’s mine.
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his
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This backpack must belong to _______.
#53008
A
Carla’s
B
Carla
C
hers
D
she