【判断题】
A: Hello, Im David. Nice to meet you. B: Nice to meet you, too. Im Lee.
【单选题】
某温度下, Ksp(Mg(OH)2) = 8.39×10-12,则Mg(OH)2的溶解度(mol/L)为 ( )
【单选题】
—Have you found the bike you lost yesterday?—Yes, Ive found ______ already.
【单选题】
It was when Tom got to the office ____ the telephone rang.
【单选题】
It is in the afternoon_______he got the bad news.
【单选题】
Im so worried [填空]you.
【单选题】
Im not very keen [填空] sports.
【单选题】
—Excuseme,couldyoushowmethewaytothenearestpostoffice?—_______Oh,yes!TwoblocksawayfromhereattheGreenAvenue.Youcan’tmissit.
【单选题】
3.—____ I put my coat here? —Sorry, you ____.
【单选题】
Sorry, I can’t find the books you asked for.____________