...se ! Do you know what it ___ of ?A.was made B.is made 我的理解是句子问的是建房子的材料是什么,也就是现在还是这种材料,用is made。2. A: Excuse me . Do you know ____? B: Sorry , I don't know , either.A.how to check out a book B....
刘老师,请教您两组介词用法: 1. walk ________________ (through/acorss) the desert 似乎across 用得多些,through也有看到。请问究竟如何使用? 2. 用opposite/ acorss(from)填空 1) There is a book shop___...