He left the room ¾¾ he could check his laughter.

1.Identify the underlined words or phrases (A, B, C and D) that must be changed in order for the sentence $\to be$ correct.

2.The lady will wash the clothes, iron the shirts, and —— the furniture

3.How much would you — for mending my wrist watch?

4.Don't let the child put its head —— the car window.

5.The more she worked, —— she achieved.

6.Air and water are two of the important — of the environment

7.The sign reads —— your shoes.

8.If she —— that picture, she would have signed in the corner.

9.We used to spend the afternoon —— the river bank.

10.Winning the competition was a dream — true for me

11.I suggested that he —— as soon as possible

12.What was the proposal you ——?