A. REWRITE SENTENCES

Set 29. students can swap their new books.

Set 30. they want to save the environment.

Set 31. Tuan is the tallest in our class.

Set 32. what is the weather like in the spring?

B. USE YUOR OWN IDEAS TO COMPLETE THE SENTENCES BELOW

Set 33. if the soil is polluted, plants will die.

Set 34. if the river isn't dirty, there will be a lot of water.

Set 35. if you turn the tap off when you don't use, you will save water.

C. ANSWER THE QUESTIONS

Set 36. yes, I will. / no, I won't.

Set 37. you can recycle.

Set 38. I sleep on the weekend.

Chúc bạn học tốt!

Cho mk xin ctlhn nhó!>3