1 , The girl is my cousin . She chatted with you yesterday .

The girl who chatted with you yesterday is my cousin .

2 , The man is very kind . He spent 15 minutes measuring our kitchen

The man who spent 15 minutes measuring our kitchen is very kind

3 , The architect designed these flats . He has moved to HCM City .

The architect who designed these flats has moved to Ho Chi Minh City.

4 , The young boy is naughty . He rides an expensive motorbike.

The young boy who rides an expensive motorbike is naughty

5 , I'm reading the book . I bought it in 1996

I'm reading the book which i bought in 1996

6 , Do you know the man ? he is sharing the flat with me .

do you know the man who is sharing the flat with me?

7 The young man is Ba's brother . he is talking to our teacher.

the young man who is talking to our teacher is ba's brother

8 . We visited the monument . It was built a hundred years ago

We visited the monument which was built a hundred years ago