问题
选择题
It was __________ you had done ________made it possible for you to improve your English.
A.that/ that
B.that / what
C.what/ what
D.what/ that
答案
答案:D
It was __________ you had done ________made it possible for you to improve your English.
A.that/ that
B.that / what
C.what/ what
D.what/ that
答案:D