C. Underline the correct item.
16. He avoids to travel/travelling by plane because of his phobia.
17. Helen will never forget dancing/to dance with Tom Hanks at the party.
18. Let’s spend our weekend to shop/shopping downtown.
19. Mark has decided to become/becoming a lawyer as his father.
20. If you want to be successful you should use/to use your imagination.
21. Julia is looking forward to getting/to get a mail from her boyfriend.
22. Looking at Tom’s funny face I couldn’t help laughing/to laugh.
23. Dad, really I promise to look/looking after my younger sister.
24. What you can do/to do is just not to mind your business.
25. Don’t let him to eat/eat ice cream or he will get a sore throat.

C. Underline the correct item.

16. He avoids travelling by plane because of his phobia.

17. Helen will never forget dancing with Tom Hanks at the party.

18. Let’s spend our weekend shopping downtown.

19. Mark has decided to become a lawyer as his father.

20. If you want to be successful you should use your imagination.

21. Julia is looking forward to getting a mail from her boyfriend.

22. Looking at Tom’s funny face I couldn’t help laughing.

23. Dad, really I promise to look after my younger sister.

24. What you can do is just not to mind your business.

25. Don’t let him eat ice cream or he will get a sore throat.