4, Although Liz has an exam tomorrow, she is still watching TV now.

5, I suggest we should organize a charity event to raise money.

6, Mr. Brown, who teaches us, is an English teacher.

7, If we don’t water these plants, they will die.

8, Although it rained heavily yesterday, we went to school on time.

9, She was tired last night so she went to bed early.

10, I suggest collecting empty and used cans.

I suggest that we should collect empty and used cans.

11, The Browns have not painted the living room for two years.

12, I suggest that we should join them on the trip to the mountain.

13, I suggest you stop here.

14, How about painting these walls blue.

15, If you don’t do exercise, you will have fat in your blood.

16, If Hoa doesn’t hurry, she will be late.

4. Although Liz has an exam tomorrow, she is still watching TV now

7. If we don’t water these plants, they will die

8. Although it rained heavily yesterday, we went to school on time

9. She was tired last night so she went to bed early

10. I suggest collecting empty and used cans

      I suggest that we should collect empty and used cans

12. I suggest that we should join them on the trip to the mountain

13. I suggest you stop here.

15. If you don’t do exercise, you will have fat in your blood

16. If Hoa doesn’t hurry, she will be late