He is interested_____sports like football and basketball. ()
A. at
B. in
C. for
D. with
Beijing, an Olympic host city, receives_____large number of visitors every year.()
A. a
B. the
C. \
D. an
What have you done to the_____girl?()
A. cry
B. to cry
C. is crying
D. crying
She_____to clean the room for me, because I'm always too busy.()
A. has
B. have
C. is having
D. to have
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