【单选题】"John is single" ____ "John is married".
【判断题】“进出口电池产品备案书”的有效期为一年。( )
【单选题】Does John Walker want to get married quickly?
A.
Yes, he is dating someone from work.
B.
Yes, he is very serious.
C.
No, he is not in a hurry to get married.
【单选题】John, a friend of mine, who got married only l
A.
12. John, a friend of mine, who got married only lastweek, spent $3,000 more than he _______ for the wedding. ( 全国 3) A. will plan
【判断题】《进出口电池产品备案书》的有效期为一年。
【多选题】在( )干燥器中,固体物料和干燥介质呈悬浮状态接触