承包人应力争以( )来代替发包人扣留的保留金。
A.维修保甬
B.银行保函
C.预付款保函
D.履约保函
参考答案:A
解析:[考点] 1Z206013掌握建设工程施工合同谈判与签约
Some time after the rockets and the space shuttle are _____, the rocket will _____ the space shuttle and ____ the sea.
A.set sail; broadcast; drop in
B.ruled out; orbit; show up
C.stepped up; survive; fall for
D.launched; separate from; fall into
试述如何完善我国现行预算制度。