Solution of practice questtion:

 1. when they saw a lion                                                

2. to make his escape easily

3. but gossip and waste time                                     

4. with his good behaviour

5. was present there                                                     

6. fell

7. are                                                                                    

8. was sitting     

9. had been                                                                       

10. was killed

11. crying                                                                            

12. sleeping       

13. have been waiting                                                   

14. would have gone                     

15. have seen                                                                                   

16. moved

17. have not seen                                                           

18. eturn                             

19. comes                                                                           

20. waited, asked, is                                                      

21. could                                                                             

22. might

23. Should                                                                          

24. wouldbe                                      

25. would                                                                           

26. (b) 

27. (c)                                                                                   

28. (b)                  

29. (a)                                                                                  

30. (d)                                  

36. in                                                                                    

37. of

38. to                                                                                    

39. of    

40. in                                                                                    

41. must

42. don't have to                                                             

43. couldn't        

44. must have been                                                       

45. can't                                                                              

60. your

61. (D)                                                                                  

62. (B)                  

63. (B)                                                                                  

64. (C)                  

65. (A)