47. Rice is often grown in this field by farmers.

(Bị động thì HTĐ: is/ am/ are+ PII)

48. In spite of being tired, he did all his homework.

(Although+ S+ V= In spite of+ N(s/es)/ Nphr/ Ving/ the fact that+ S+ V: mặc dù)

49. She said that there were forty students in her class.

(Câu gián tiếp dạng tường thuật: S1+ said+...+ (that)+ S2+ V(lùi thì).....)

50. He spends about two hours preparing the old lesson every day.

(It+ take(chia)+ sb+ time+ to do sth: Tốn ai bao nhiêu thời gian để làm gì

= S+ spend(chia)+ time+ doing sth: Ai đó dành bao nhiều thời gian để làm gì)

`47.` Rice is often grown in this field by farmers 

`-` Cấu trúc câu bị động thì HTĐ: S + am/ is/ are + VpII + (by o)

`-` Rice là số ít `->` is

`48.` In spite of being tired, he did all his homework 

`-` Cấu trúc: In spite of/ Despite + N/ Ving, S + V

`49.` She said that there were forty students in her class

`-` Cấu trúc câu tường thuật gián tiếp: S + say(s)/said + (that) + S + V

`-` Câu trực tiếp thì HTĐ `->` Câu gián tiếp thì QKĐ

`-` my `->` her

`50.` He spends about two hours preparing the old lesson every day

`-` Cấu trúc: It take + sb + (time) + to do sth 

`=` S + spend + (time) + doing sth