Viết lại câu có sử dụng đại từ quan hệ (who, whom, which, where)

1/ I couldn't understand the woman. I talked to her on the phone.
2/ The film is fantastic. They are talking about it.
3/ We are speaking to the man. The man was our new history teacher.
4/ The teacher is Mr Pike. We studied with him last year.
5/ there are some words. They are very difficult to translate.
6/ What is the name of the man? you borrowed his car.
7/ This watch costs lot of money. I have lost the watch.
8/ We were given a lot of information. Most of the information was useless.