批生产记录应保存至药品有效期后（）A、一年 B、二年 C、三年 D、永远保存

The two men walked _________ the forest and got to a small house.

A．across

B．through

C．crossing

D．Over

双眼皮是受显性基因（B）控制．小棋是单眼皮，他的父母都是双眼皮，决定小棋父母双眼皮的基因型（　　）

A．都是BB

B．都是Bb

C．都是bb

D．分别是BB和Bb

On behalf of my country and        the other leaders of the world, with whom I have talked, I appeal for a peaceful settlement to the conflicts.

A．in the name of

B．in the possession of

C．as a consequence of

D．under the command of

综述畜牧场的场址选择？

DCBATBUS可由什么汇流条供电？

A、DC BUS 1或电瓶

B、DC BUS 1、DC BUS 2或电瓶

C、DC BUS 2或电瓶