—_____ do you go to the zoo with your brother?—Three times a month.
#32758
A
How long
B
How often
C
How old
D
How much
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---Do you think that Obama is honest and capable man?---Yes. And that is why he was chosen president of America.
#33247
A
a;a
B
the; the
C
an;/
D
a;/
Li Na plays __________ tennis very well. She has become __________ first Asian woman toreach a Grand Slam（大满贯）final.
#32226
A
a, the
B
/ , the
C
the, a
D
/ , a