There ____ three balls in the box.
A. is
B. are
C. isn't
D. am
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Kate was late for school yesterday, ____ she?
A. is
B. isn't
C. wasn't
D. was
Who is ____ , Tom, Mike or Jack?
A. careful
B. more careful
C. very careful
D. the most careful
Can you ____ English, Li Lei?
A. speak
B. say
C. tell
D. talk
Mr Li asked me ____ fishing with him.
A. go
B. to go
C. goes
D. going