帮我看看这2道英语题
The man in black is my uncle .{用 my father 改为选择疑问句}
I waited for you for half an hour .{就 for half an hour 提问}
我作业哈，实在不会做了．
给我说下，再讲下理由，我不想抄现成的．谢谢了
参考答案:Is the man in black your uncle or you father ?
How long did you wait for him?
leave的过去式
left