They______thetrainuntilitdisappear

发布时间:2020-07-10 21:12:58

They ______ the train until it disappeared in the distance.













A.saw












B.watched











C.noticed











D.realized

网友回答

B解析四个选项分别表示看见、观看、注意和意识到,根据题意选B,他们看着火车直到他消失在远处。
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