某墙身详图中所标明的尺寸为660，表明其所对应的实际尺寸是( )。A．660mm

As we all know, the problems of environmental pollution facing us today are far from ____.

A．solving

B．being solved

C．having solved

D．solved

       he can pass the entrance examination is quite uncertain.

A．If

B．What

C．That

D．Whether

明确汽车维修工艺规程的作用有哪些？

船舶抗沉性与下列哪项无关（）

A、干舷

B、水密横舱壁数

C、上层建筑高度

下列哪项不属于寒湿型黄疸的主症：（）

A.身目俱黄

B.腹胀便溏

C.神疲畏寒

D.舌淡苔腻

E.脉象弦滑