【简答题】At the car race, I saw a great many of people gathering at the gate . A B C D
【单选题】This morning when I walked by the park, I saw many children ___ there.
【单选题】设有定义double a[10],*s=a;以下能够代表数组元索a[3]的是
【单选题】I saw him _____ behind the tree, thinking.
【单选题】下列叙述正确的是 [ ]
D.
50ml酒精和50ml水混合后,可以得到100ml的酒精溶液
【单选题】The man______said they hired ever so many people.
【简答题】下列关于溶液的叙述中正确的是( ) A.溶液一定是无色、透明的液体 B.在溶液中,溶质可以是一种,也可以是多种 C.凡是无色、透明的液体一定是溶液 D.被溶解的物质一定是溶质