6. I don't mind Jack coming as well.
7. I am used to getting up early.
8. I can help laughing at Wendy's letter.
9. Jack denied having cheated in the exam.
10. She found it difficult to cope with the city life.
11. It took hours to wallpaper the sitting room.
12. It's not warm enough for us to go swimming.
13. I'm looking forward to know that the new theatre will be completed soon.