I am ashamed, sir, that I wasted the man
题型:选择题
问题:
I am ashamed, sir, that I wasted the many hours __________ I should have studied in class.
A.while
B.before
C.which
D.when
I am ashamed, sir, that I wasted the many hours __________ I should have studied in class.
A.while
B.before
C.which
D.when