河南成教 / 大学英语Ⅱ
正确率：100%
26[单选题]
Much _ _ _ _ _ _ been said about the problem but nothing _ _ _ _ _ _ _ been done so far
A.has， had
B.had， has
C.had， had
D.have, have
Much _ _ _ _ _ _ been said about the problem but nothing _ _ _ _ _ _ _ been done so far
参考答案：
佳题速递：