因为when/how必须是指当时和如何.所以后面一定要接过去时,而不是现在完成时.也就是说：When/How did they have passed the exam?
I don’t know _______ they have passed the exam.
6个回答
相关问题
-
( ) 7 I don't know ___ they have passed the exam.A.what B.if
-
英语翻译11.I don't know _______ they have passed the exam .A.wha
-
I don't know ____ they have passed the exam.A.what B.if C.wh
-
I don't know___ A that I have passed the exam B if I had pas
-
If they don't pass the exams,they will have to ____ again in
-
I don't think _____ (anybody/everybody) can pass the exam.
-
They didn’t pass the exam last time,I regretted _____.
-
宾语从句 求1.I didn't know __ they could pass the exam or not.A w
-
the student will not pass the exam.和they don"t study hard.2:
-
i don't kown if i pass the exam语法是否正确