9. During the teacher’s absence, the class was very noisy.
While _________________________________________________________________________
10. The builder is going to mend my roof tomorrow.
I ____________________________________________________________________________
11. I am sorry I sent you that letter. It was very rude of me.
I regret _______________________________________________________________________
13. He is so dull that people fall asleep while he is talking.
He is such _____________________________________________________________________
14. My English friend finds using chopsticks difficult.
My English friend isn't ..........................................................................................................................
15. That car's so expensive, I don’t think I can buy it.
It's such ...................................................................................................................................................
10. The builder is going to mend my roof tomorrow.
I am going to have my roof ment by the builder tomorrow .
11. I am sorry I sent you that letter. It was very rude of me.
I regret sending you that letter.It was very rude of me.
13. He is so dull that people fall asleep while he is talking.
He is such a dull person that people fall asleep while he is talking.
14. My English friend finds using chopsks difficult.
My English friend isn't used to using chopsks.
15. That car's so expensive, I don’t think I can buy it.
It's such an expensive car that i don't think i can buy it.