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1、They saw an octopus in the visitors’ center.(就划线部分提问) —————
____ ____ they ____ in the visitors' center?
2、We went to the aquarium.(改为一般疑问句)
____ you ____ to the aquarium?
3、The monitor cleaned the bus.(改为否定句)
The monitor —— —— the bus.
附上原因
人气:256 ℃ 时间:2020-10-02 02:27:46
解答
1 What did,see
2 Did,go
3 didn't clean
解析
1.an octopus 在句中作宾语,提问时用what
2.went是过去式,所以助动词用did
3.cleaned是过去式,所以否定时用didn't
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