磁针式测斜仪只要能通过钻杆内孔，就可以用于直孔定向。

But for the fact that China ______ also affected by the global financial crisis, we _____ fewer unemployed workers now.  [ ]

A. is; would have

B. were; would have    

C. was; would have had

D. were; would have had

下列缺陷导致的SCID与γ链（γc）基因突变导致的SCID，临床表现不同的是（）

A.RAG1/RAG2缺陷

B.ADA缺陷

C.Jak3缺陷

D.ZAP-70缺陷

E.PNP缺陷

业务外包的方式有（）

A、临时服务和临时工

B、与竞争者合作

C、子网

D、除核心竞争力之外的完全业务外包

简述认知理论的贡献

苔干黑，舌质淡白无华，其病机是：（）.

A.正气外脱

B.阳明腑实

C.气血不足

D.素体阳虚

E.邪入营血，血络灼伤而大量出血