My friend and classmate Paul ____ motorcycles in his spare time.
A. race
B. races
C. is raced
D. is racing
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Climbing hills ____ ofgreat help to health.
A. is
B. are
C. were
Not the teacher but the students ____ excited.
A. is
B. has
C. are
D. have
The injured in the tsunami ____goodcare of by some medical teams.
A. is taken
B. are being taken
C. are taking
D. is being taken
As I have a meeting at four, ten minutes ____all that can spare to talk with you.
A. are
B. was
C. is
D. were
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