单项选择题

--I really don't know how to thank you enough.()

A.No problem
B.Think nothing of it
C.Not at all
D.It doesn't matter

<上一题 目录 下一题>
热门 试题

单项选择题
He has made another discovery, () of great importance to science.

A.which I think it is
B.of which I think it is
C.which I think is
D.I think which is
单项选择题
From his () eyes, we can see that he is ().

A.puzzling; puzzled
B.puzzling; puzzling
C.puzzled; puzzling
D.puzzled; puzzled
相关试题