初一英语帮忙改成疑问句谢谢了1.I'mastudent.2.Th
帮忙改成疑问句 谢谢了 1.I'm a student. 2.There are my friends. 3.The doy can sing a song.
1.Are you a student? 2.Are they your friends? 3.Can the boy sing a song?