-- Are these pens ? ---Yes, ______.
#60345
A
these are
B
they are
C
there are
D
they’re
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—Jack, you water the flower today, ___?— But, dad, I watered it yesterday.
#64804
A
do you
B
will you
C
didn’t you
D
don’t you
John must have forgotten to return the magazine to the library yesterday, _________?
#65156
A
mustn’t he
B
hasn’t he
C
haven’t he
D
didn’t he