1. This is the scientist, whose name is known all over the country
.2. I have many friends,same of whom are teachers.
3. Guilin is a city, which has a history of 2010 years.
4. The days which/that I spent together with her are really unforgettable.
5. Do you know the man who/whom I spoke.
6. The place which/that interested me most was the children’s palace.
7. I don”t like the way that you speak to me.
8. The man with whom I was travelling did n’t speak English.
9. The man who you are talking is in the next hum.