Theythe train until it disappeared in the distance.A. sawB. watchedC. noticedD. observed

发布时间：2020-08-16 10:54:03


They    the train until it disappeared in the distance.
A. saw
B. watched
C. noticed
D. observed

网友回答

A. saw
(答案→)B. watched
C. noticed
D. observed
解析：词义辨析。  A. 看见   B. 观看；监视；注视  C. 注意到；留心   D. 观察；注意到。句意：他们注视这火车，直到它消失在视野之中。故选B。
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