--Jack's never worked hard at English, _______?-- _______ , so he can't answer the question in English, I think.
#62345
A
is he; Yes, he is
B
is he; No, he isn't
C
has he; Yes, he has
D
has he; No, he hasn't
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I think _ ____necessary __ _____ to take more exercise.
#62067
A
it, for Jim and me
B
it’s, to Jim and me
C
that , for Jim and I
D
that’s, to Jim and I
