问一下下面几题的问句.（1）They're walking .（2）The tigers are swimming.(3) It"s eatig meat.
(4)no,she isn"t.she isn‘t playing chess.
(5)no,we aren"t.we aren’t watching insects.
(6)The bird is flying.
(7)yes,the dog is walking.
人气：293 ℃ 时间：2020-01-31 14:42:44
解答
1, what are they doing?2. what are the tigers doing?3. what is it doing?4. is she playing chess?5. are you watching insects?6. what is the bird doing?7. is the dog walking?
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