把两个句子合并成一句 英语题

1.he is the man who you are waitting for.
2.he has found the key which he lost yesterday.
3.can you lend me the book that you bought in the library?
4.This is the ship that we travelled on.
5.Do you know the man that your brother is speaking to ?
6.The boy who is walking with Mary is Mike.

???? 这不是我布置的暑假作业吗？

1.is he the man whom you are waiting for?
2.He has found the key which he lost yesterday.
3.Can you leng me the book which you brought in the library
4.This is the ship which we travelled on.
5.Do you know the man whom your brother is speaking to.
6.The boy is Mike who is walking with Mary