72 d
73 a
74 a
75 c
76 d
77 d
78 a
79 c
80 a
II
1, Professor Wilson, who teaches Chemistry, is an exellent lacturer.
2, The man whom you met at the party last night is a famous actor.
3, There are some words that are very difficult to translate.
4, The student whose composition I read writes well.
5, Jim's sister, whom you met yesterday, is a famouse architect
6, I received two job offers, neither of which i accepted
7, I was looking for a book this morning which I've found it now.