— ________ do you play table tennis, Jim？—Twice a week.
#42521
A
How long
B
How often
C
How much
D
How many
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---Did the actor live alone in the house?---Yes. He has a wife and two children. But ____ of them live with him.
#36325
A
none
B
all
C
both
D
no one
Beijing is ______ old and beautiful city. It is _____ capital of China.
#40051
A
an, a
B
the, a
C
an, the
D
the, the
How kind you are ! You always do what you can ______ others .
#43094
A
help
B
helping
C
helps
D
to help