— I saw Mary in the library yesterday. — You_____her, she is still in hospital.

admin2012-05-11 54

问题 — I saw Mary in the library yesterday. — You_____her, she is still in hospital.

选项 A、mustn’t have seen
B、could not see
C、can’t have seen
D、must not see

答案C

解析情态动词must作为推测时，不能用于否定式，它的否定式是can’t，故排除选项A、D。虽然问句用了过去式，但回答时强调的是结果，故选择完成式。

转载请注明原文地址:https://kaotiyun.com/show/CdlC777K

英语

相关试题推荐

随机试题

最新回复(0)