1.    It takes me half an hour to do my homework everyday .
=> I spend ...............
2.     He spends an hour a day learning English. 
 => Learning English ......................
3.    This is the best film I have ever seen. 
=> I have never ............................................
 4. She has never gone to Ha Noi before. 
=> This is .....................................................                           5. She hasn’t met him since she left Hanoi. 
 => The last time ..........................
6. To do this work is very difficult .  
 => It’s ..............
7.We last went to Hanoi in May. 
 => We haven’t .................................................
8. It’s four months since he last spoken to me.          => He hasn’t ......................................
9. She last met her 5 months ago .
 => She hasn’t ..................................                                10. He began to read this book two hours ago.  
=> He has ..........................................
11.     I have never read such an interesting story. 
=> This is ..................... 
12. Mai has never done such a good thing. 
   => This is ........................ 
13.It took us two months to do that work. 
   => We spent .......................................
14.She did these exercises in two hours. 
   => She spent ....................... 
15. It took Mr Hoang half an hour to walk to work yesterday. 
   => Mr Hoang ........
16. Miss Quynh wrote the letter in twenty minutes. 
    => Miss Quynh spent .....
17.  Ba began collecting stamps three years ago. 
    => Ba has .......................
18. It’s five years since I last saw Nam. 
    => We have .............................
19. The last time she visited us was four months ago. 
    => She hasn’t .................
20. She has learnt French for three years. 
    => She started .........................................