they are waiting for you at the library怎么改疑问句you为划线部分
问题描述:
they are waiting for you at the library怎么改疑问句
you为划线部分
答
who are they waiting for at the libary?
答
For whom are they waiting at the library?
答
Are they waiting for you at the library?他们在图书馆里等你吗?
答
Whom are they waiting for at the library?