饥荒荧光果怎么移植:English question

来源:百度文库 编辑:高考问答 时间:2024/04/28 07:48:45
--Has he returned his biology book_______?
--Yes,he has ___________returned it.He _________ it yesterday.
A:already;already;returned B:yet ;yet ;return C:yet;already ;has returned D:yet;already ;return
请告诉我答案和为什么
谢谢大家了
请告诉我答案,并告诉我为什么

C.
1 疑问用YET
2 肯定already
3 returned 过去分词

在我看来,这道题的答案有点问题
1.疑问句中是填yet
2.肯定是already
3.昨天还的,这里应该用一般过去时,而不是现在完成时.选C是不可以的.

我同意楼上的观点
正确答案应该是yet;already;returned.

C is better

答案是C.