32.I bought a dress which is very expensive ( vì đây là đồ vật nên dùng which,dùng cấu trúc relative clause với which nhé )
33.Mrs Lan whose daungter won the ......is a good English teacher( thay her daughter = whose daughter rồi dùng relative clause)
34.Half of the people who were invite to the wedding didn't come ( dùng cấu trúc relative clause với who nhé )