问题描述：
—What about () a rest?—OK!Let's go for a walk.A to have B had C having
I am so tired that I can () run.A ever B hardly C never
She always finishes her homework on time.She () leaves it for tomorrow.A always B never C usually
() the sky is gray today A How about B How come C How often
It's too dark in the room.He can hardly see anything,()?A can he B can't he C doesn't he
(请带解释）
I am so tired that I can () run.A ever B hardly C never
She always finishes her homework on time.She () leaves it for tomorrow.A always B never C usually
() the sky is gray today A How about B How come C How often
It's too dark in the room.He can hardly see anything,()?A can he B can't he C doesn't he
(请带解释）
问题解答：
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