I. tìm và sữa lỗi sai
1)Mai find painting pictures easy
2)Nam has tutored some children in the neighborhood last summer
3)I think collecting coins interesting
II.Viết lại câu sao cho nghĩa ko thay đổi
1)People regarded Chu Van An as one of the most famous teacher at the Imperal Academy
->Chu Van An...........................................................................................................................