【单选题】She __________ the secret that Mary was divorced once.
【简答题】氢在金属中的存在形式包括:(__)、(__)、(__)和(__)。
【单选题】听力原文:W: Hey, Jack. Now that the midterms are over, a bunch of us should get away for the weekend to go canoeing. Wanna come along? M: Well, uhe, it'd be great to get away, but I've never done it befor...
A.
To invite him to a cookout.
B.
To ask if she can borrow his car.
C.
To tell him about a trip she took.
D.
To convince him to go on a canoe trip.
【多选题】腐殖质对重金属迁移和转化的影响包括:( )
A.
可抑制金属以碳硬盐、硫化物和氢氧化物沉淀形式存在。
【简答题】A)divorced B)separated C)isolated D)broken
【判断题】Single parents can live a better and easier life once they divorced with their troubling partners.()
【简答题】The percentage of remarriage among divorced Americans is ______.
【单选题】These shorts are _____. [ ]
【单选题】—Hey, Jack. Waste paper ________ here. —Sorry, I won’t do that again.