幕墙工程验收时应检查建筑设计单位对幕墙工程设计的确认文件。

For everyone's safety, we _________ a1ways remember the law against driving after drinking.     [ ]

A. could        

B. should        

C. might        

D. would

When we climbed up to the top of the mountain, we were all ___________.

A．out of the breath

B．short of the breath

C．out of breath

D．short of breaths

原始凭证不得外借，但经本单位领导批准，可以复印，不必登记。（ ）

什么是点蚀和坑蚀？其区别在哪里？

借记卡及密码挂失后，债券账户即停止债券交易；解挂后，债券账户即恢复债券交易。