32. Some people think it is not difficult to learn English
-> It tobe not adj to Vnt
33. Mrs. Brown told me not to go to the park when it’s dark
-> Câu 2 là câu tường thuật : S + told + tân ngữ + to/not to + Vinf
34. Different materials have been used to make the ao dai by Vietnamese people
-> Câu 3 là câu bị động thì HTHT : S + have/has + been + PII...
35. I don’t remember exactly when this workshop was set up by my parents 
-> câu không hiểu là phủ định

32. Some people think it is not difficult to learn English
-> It tobe not adj to Vnt
33. Mrs. Brown told me not to go to the park when it’s dark
-> S told sb not to Vnt
34. Different materials have been used to make the ao dai by Vietnamese people
-> S have/has been VPII to Vnt
35. I don’t remember exactly when this workshop was set up by my parents 
-> set up : thành lập