边检机关应深入了解服务对象的需求,利用()等方式,广泛征求不同类型服务对象对边检工作的需求。
A、旅客评价
B、调查问卷
C、服务热线
D、走访座谈
参考答案:A, B, C, D
She _____ Mr. Green since ten years ago. [ ]
A. has been married to
B. got married to
C. has been married with
D. has got married to
抵销的要件包括( )。
A.双方债权的存在
B.一方债权已届清偿期
C.抵销的债权与抵销的债务须在双方当事人之间存在
D.抵销的债务须是同种类的给付