垫款业务包括()。
A.承兑垫款
B.担保垫款
C.信用证贷款
D.贵金属业务垫款
E.转贷款垫款
参考答案:A, B, C, D, E
My wife ______the night shift when my plane ______. That’s why no one is to meet me at the airport today.
A.will have worked; has arrived
B.was working; arrived
C.will be working; arrives
D.is working; is arriving
治疗输卵管因素不孕症,下列哪些选择是正确的()
A.体外受精与胚胎移植
B.宫腔配子移植
C.人工授精
D.输卵管造口或输卵管吻合术
E.输卵管通液术