Miss Anne had a weak heart. She _____ a heart attack.

admin2016-11-13  31

问题 Miss Anne had a weak heart. She _____ a heart attack.

选项 A、should have
B、should have had
C、must have
D、must have had

答案D

解析 考查情态动词的用法。根据句意,应填入对过去发生的事有相当把握猜测的词,这里只有must have done能表达这样的意思。should have done意为“本该……”。
转载请注明原文地址:https://kaotiyun.com/show/DIJK777K
0

最新回复(0)