选择恰当的动词形式,并补全句子The tiger ___very strong.
A. is
B. are
C. will be
D. are not
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We ____ busy all the time.
A. are
B. is
C. am
D. am not
Shanghai ____ in the east of China.
A. lies
B. lie
C. lied
D. tell lies
He ____in a French’s college.
A. works
B. is
C. are
D. should be
Catherine ____ English every day.
A. have studied
B. studies
C. are studying
D. study