The passenger ______(肯定出事了), otherwise he would have arrived by that time.must h

游客2024-02-28 40

问题 The passenger ______(肯定出事了), otherwise he would have arrived by that time.

选项

答案 must have had an accident

解析 must后接动词原形表示对现在发生的事情的肯定猜测，接完成时表示对过去事情的肯定猜测。

转载请注明原文地址:https://tihaiku.com/zcyy/3489217.html

相关试题推荐

随机试题

最新回复(0)

[originaltext]Ensuringthesafetyofpassengersandaircraftisamajorcon