1. If you don't give me a chance, I won't do it better.

-> Unless.....................................................................

2. Unless he finished it, he would be punished.

-> If...............................................................................

3. You don't have breakfast regularly. You'll get stomachache.

-> If.............................................................................

Give  the  correct  form  of  the  verbs  in  brackets :

21. The   police  didn’t  permit  ( camp )  in  this  wood  for  security  reasons .

22. We  don’t  allow  people ( smoke )  in  the  lecture  room.

23. The teacher advised ( review)  the  grammatical   structures   carefully .

24. He’ s  used  to  ( go )  on  foot  to  work  .

25. We get   used  to  ( work )  on  Sundays .

26. She  is  looking  forward  to  (  see )  her  friends .

27. Sometimes students  avoid ( look ) at  the  teacher if they don’t  want  (answer )  a   question.

28. You  should  try ( wear )  any  shirts  you  want  to  buy.

29. The teacher  recommends  us   ( prepare)  the  lessons   well  before  ( come ) to  class.

30. There  are  people  can’t  help ( laugh )when they  see  someone  ( slip ) on  a   banana  skin

31. He  went  to  bed  without   ( lock )  the  doors .  

32. They   don’t  have  enough  patience    ( wait )  for  him  .  

33. Gravity  makes  water  (  run )  downhill .

34. This  man   let   me  ( use )  his  phone  yesterday.

35. Are  we  allowed  ( go ) out   with  Tom  ?

36. The  teller   was  made  ( raise )  his   hands  .

37. Mary  was  advised  ( stay )  out  of  the  crowd .

38. She  prefers  ( eat )  to  ( prepare )  meals .

39. When  the  rainy  season  comes , you  need  ( repair )  the  roof  of  the  house .

40. The  flowers  need  ( water  )  but   you  needn’t  ( water )  them  now.

Give  the  correct  form  of  the  verbs  in  brackets :

1. Tom  regrets  ( spend )  too  much  time  ( play )  computer   games .

2. Students  stopped ( make )  noise  when  the  teacher  came  in .

3. He’ll  try ( not  make)  the  same  mistake  again.

4. Would  you  mind  ( turn )  off    the  radio  ?

5. When  you  see  Tom,  remember ( give )  him  my  regards.

6. They  postponed  ( build ) an  elementary  school for  lack  of  finance.

7. It’s  no  use ( advise )  him.  He  never  allows   anybody   (give)   advice.

8. Is  there  anything  here  worth  ( buy ) ?

9. We  missed  ( watch )   a   football  match   last  night .

10. The  principal  tells   him  ( come ) in .

11. My  parents  decided  ( take )  a  taxi  because  it  was  late.

12. Do  you  agree ( lend )  me  some   money ?

13. Tom refused  (give)  me  his  address .

14. You’ll  be  able  ( do )  it  yourself  when  you  are  older .

15. I  didn’t  know  how ( get )  to  your  house ,  so  I  stopped  ( ask ) the  way .

16. We found   it  very  difficult  ( reach )  a  decision .

17. I will  remember  ( give )  Mr.  Brown   your message .

18. She  remembers  ( be )  taken   to  the  zoo  by  her  mother .

19. Do  you  feel  like  ( go ) to  the  concert   or  would you  like ( stay ) at  home ?

20. My  family   is  considering  (take)  a  trip   to  the  USA  next  year.

27. Mr Jackson (paint) his house since last month.

28. Don’t speak until someone (ask) you.

29. David was born after his father (die).

30. Long ago, my younger brother often (cry).

31. Please wait here until the manager (return).

32. Yesterday the police (report) that they (capture) the thief.

33. I (see, never) any of Picasso’s paintings before I visited the art museum.

34. I was late. The teacher (give, already) a quiz when I (get) to class.

35. How long Bob and Mary (be) married?

36. Tom (study) chemistry for 3 years and then he gave it up.

37. Miss Lee often (write) when she was on holiday.

38. Where are you? I’m upstairs. I (have) a bath.

39. I (come) and (see) you before I leave here.

40. She said that she (already, see) Dr. Rice.

41. They told me they (not, eat) such kind of food before.

42. She (read) all the books written by Dickens. How many books you (read)?

43. Don’t call him at 2:30 p.m. He (interview) job applicants at that time.

44. At this time next week, we (live) in USA.

45. I (finish) the book before my next birthday.