招标人应当在招标文件中载明投标有效期。投标有效期从（）之日起算。
A.公告发布
B.提交投标文件的截止
C.开标结束
D.开中标通知书
参考答案：B
— He is in his late 40s now and still single.
— It is high time he______himself a wife and settled down. [ ]
A. has to get
B. will get
C. gets
D. got
简述贷审会保密制度规定？
