矫正大于+2.5D的屈光参差用()
A.凸透镜
B.凹透镜
C.环曲面镜
D.角膜接触镜
E.双光镜
参考答案:D
It is unreasonable to stick with small commercial banks whether they offer the best deal.
A.regardless of
B.in terms of
C.in favour of
D.in case of
行书之名的出现,最早见于()。
A.三国
B.南北朝
C.晋代
D.隋朝