问题描述:
Tom()in the classroom and()to the teacher carefully.1.A.sit B.is C.sitting D.to sit
Tom()in the classroom and()to the teacher carefully.
1.A.sit B.is C.sitting D.to sit
2.A.listening B.listens C.to listen D.listenning
Tom()in the classroom and()to the teacher carefully.
1.A.sit B.is C.sitting D.to sit
2.A.listening B.listens C.to listen D.listenning
问题解答:
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