电子汽车衡的限位装置的种类，限位间隙应高调整在何范围内？

我国民族的地域分布特征是______．

The fundamental reason why people in general do not speak foreign languages very much better than they do is that they fail to grasp the true nature of the problem of learning to pronounce, and consequently never ______ tackling it in the right way.

A．turn to

B．insist on

C．set about

D．work at

语译题：于是上禀神规，下询众议，普颁天下，营求药物。羽、毛、鳞、介，无远不臻；根茎花实，有名咸萃。

以上市交易的基金通常是（）。

A.封闭式基金和开放式基金

B.封闭式基金

C.开放式基金

D.两者都不

大学生人身伤害事故赔偿经费的来源（）.

A.保险

B.学校自筹经费

C.社会救济

D.法院裁决