螺旋体的特性不包括（）。 A.行二分裂繁殖 B.有独恃发育周期 C.运动活跃 D.有

我们应该如何发掘自己的潜能？

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－So what have you learned?

－We’ve learnt _______about life in poor areas.

Which of the following is NOT right?

A．a lot

B．a bit

C．a few

D．a little

若L看了S，则下面哪一项一定正确

A．H看R。

B．J看S。

C．K看M。

D．K看R。

When we were young, every evening my brother and I ___ stay at home waiting for my mother?

A．might

B．would

C．should

D．could

抓斗是一种由机械或电动控制的自行取物装置.主要用于装卸散粒物料。（）

A、正确

B、错误