Điền who,which, that, of which, whan, whom
1,The school ... looks old has 40 rooms
2,The man ... i know is a foreigner
3,The day ... she remember was when they fut met
4,Those are the flower the smell .. is sweet
5,That is the friend ... study is the best
6,We don't know the teacher ... has just come out
7,The book the picture ... is nice has an inthesty content
8,The garden ... has alat of flower is well kept