无效租赁合同有（）和部分无效两种

I _________ want to see the movie.[ ]

A. not                   

B. no                              

C. don't

下列关于DNA复制的叙述，哪一项是错误的（）。

A.半保留复制

B.两条子链均连续合成

C.合成方向5’--->3’

D.以四种dNTP为原料

下列除哪项外，均是经期延长血瘀证的主症：

A．经行8～10天始净

B．月经量少、色黯、有块

C．小腹疼痛拒按

D．腰瘦腿软

E．舌紫暗，脉弦涩

She was ______ good terms with her twin sister, because they were two of a kind. In other words, they were identical ______ each other.

A．in; to

B．in; with

C．on; with

D．on; to

花粉粒周边轮廓线光滑，呈凸波状或齿轮状，具单萌发孔的药材为( )

A．丁香
B．洋金花
C．金银花
D．红花
E．蒲黄