【单选题】补体激活过程从Clq开始,Cl~C9共11种成分全部参与的活化途径为
【单选题】如图4所示电路为复杂电路的一部分,所示电流I为( )A。
【单选题】《左传·昭公六年》说:夏有乱政而作禹刑。“禹刑”指( )
【简答题】若5 x =3,5 y =2,则5 x+y =______.
【简答题】Sociolinguists are interested in 'terms of address' because they offer some socio-cultural information about the type of relationship between the speaker and the hearer.(上外2000年研)
【单选题】I’ll tell you a ___________ story. (有趣的)
【单选题】在小鼠胚胎的( ) 阶段,胚胎经历一个致密化的过程。
【判断题】x,y是两种相关联的量,若3x=5y,则x,y成反比例。 [ ]
【单选题】In the first paragraph, the author gives the definitions of some terms in order to______.
A.
argue for the similarities between animal societies and human societies
B.
smooth out the conflicts in human societies
C.
distinguish between two kinds of opposition
D.
summarize the characteristic features of opposition and cooperation