最容易导致上肢缺血性肌挛缩的骨折是（） A.前臂双骨折 B.Colles骨折

表示肿瘤为原位癌的是（）。

A.／0

B.／1

C.／2

D.／3

E.／6

硝普钠（）

A.降低心脏的前负荷

B.降低心脏的后负荷

C.降低心脏的前后负荷

D.增加心肌收缩力

E.减少心肌耗氧量

Nowadays,people have to ________ natural disasters caused by global warming. [ ]

A. do with  

B. deal with

C. make use of  

D. pay attention to

It is very common that former soldiers have difficulty in _____ civilian life. [ ]

A. sticking to

B. relating to

C. adjusting to

D. connecting to

调度所在接到生技部通知后（）内，完成对变电一次系统图正确性的审核工作，并进行发布。

A.一天

B.两日

C.一小时