(2013·高考新课标全国卷Ⅱ)It was only after he had
题型:选择题
问题:
(2013·高考新课标全国卷Ⅱ)It was only after he had read the papers ________Mr.Gross realized the task before him was extremely difficult to complete.
A.when
B.that
C.which
D.what
(2013·高考新课标全国卷Ⅱ)It was only after he had read the papers ________Mr.Gross realized the task before him was extremely difficult to complete.
A.when
B.that
C.which
D.what