Английский язык. Ч.3 (Units 9,10). Ильичева Н.А - 27 стр.

   13. People used … fire by rubbing two sticks together (make).
   14. He suggested … research into the effects of pollution on fish breeding (do).
   15. He threatened … the children when they disobeyed him (punish).
   16. They continued … over this point for two hours (argue).


25. Consider which verb form is more likely and why.
   1. I saw him cut/cutting his finger.
   2. I heard the baby cry/crying for most of the night.
   3. I saw the plane crash/crashing into the hill and burst/bursting into flames.
   4. I felt the bee bite/biting me.
   5. As we passed his house we heard him practice/practicing the violin.
   6. I noticed her quickly slip/slipping something into her pocket and leave
      the shop.
   7. When I came out of the café I noticed some children play/playing football
      across the street.


26. Put the verbs in brackets into the correct infinitive form or the -ing form.
   1) a. She answered the doorbell and went on … the meat (cook).
      b. Please go on … I don’t want to interrupt you (write).
   2) a. He got annoyed because his wife stopped … in every shop window (look).
      b. Just stop … and listen for a moment (talk).
   3) a. I like … to the dentist every six months (go).
      b. She likes … stamps. It’s her hobby (collect).
   4) a. The two sides will probably try … an agreement during the talks (reach).
      b. You should try … more fruit. It’s good for your health (eat).
   5) a. I meant … you a postcard but I forgot to take my address book (send).
      b. She is determined to lose weight even if it means … sweet things (give up).
   6) a. I distinctly remember … the front door in the morning (lock).
      b. I must remember … him the medicine after dinner (give).
                                          27