=>

31. I used to travel around the country when I was young.

32. The teacher said to us that we had to hand in our essays the following week.

33. Unless there is water, this tree won't grow.

34. The homework has already been done by these students.

Bài mình làm bạn có thể tham khảo ạ :3  �Cảm ơn 

💞 Cảm ơn  ^^

• Câu 31 . When I was young, I regularly traveled around the country.
-> I used regularly traveled around the country when I was young « when I was a child »

• Câu 32. "You have to hand in your essays next week", the teacher said to us.

-> The teacher said : " Next week ,You have to hand in your essays"

• Câu 33. This tree won't grow if there is no water

-> Unless water , this tree won't grow 

• Câu 34. There students have already done the homework

-> The homework is have already done your students 

#sanchy2008

 Chúc bạn học tốt và vv :3

xin ctlhn và 5 sao ạ ^^