结扎盆腔血管止血时,常结扎哪些动脉:
A.髂内动脉
B.卵巢动脉
C.子宫动脉上行支
D.子宫动脉下行支
E.阴部内动脉
参考答案:A,C
Jiaxing is a small city. Therefore, to ______ the flow of traffic, the government has decided to broaden some main streets.
A.speed up
B.build up
C.put up
D.come up
病毒程序在其运行过程中进行自我复制,寻找适宜的介质或文件作为新的寄生对象,这种特性称为______。
A.寄生性 B.传染性 C.隐蔽性 D.破坏性