16.  Tom will write this report tomorrow.
This report _______________________________________________

17.  My father usually ate lunch at twelve o’clock.
 My father used to _________________________________________        

18.  Nam often played football with us last year.
Nam used _____________________________________________

19.  I no longer like fish.
 I used ________________________________________________

20.  I usually swam in the sea when I was young.
I used to ______________________________________________

21.  She keeps reference books on that shelf.
 Reference books _______________________________________  

22.  Mr. Green  has closed the gate.
 The gate ______________________________________________

23.  He has destroyed all the documents.
 All the documents ______________________________________ 

24.  They have just built a new swimming-pool here.
 A new swimming-pool ___________________________________

25.  My father gave up smoking a few months ago.
My father used to _______________________________________

26.  I haven't got a dog anymore.
I used to _______________________________________________

27.  Mariah is not overweighed now.
Mariah used to __________________________________________

28.  They don't go out late in the evening now.
They used to ____________________________________________

11. Lan doesn’t live near her work.
      Lan wishes _____________________________________________

12. I’m sorry that the theatre tickets cost so much.
      I wish __________________________________________________

13. Someone introduced me to Felix last year.
      I ______________________________________________________

14. Nam has bought the land next to our home.
      The land ________________________________________________

15. They took John to hospital last week.
         John ____________________________________________________

16.  He killed the lion in the woods yesterday.
The lion _________________________________________________

17.  My sister gave me a lot of money last night.
I _______________________________________________________

18.  My sister  made that dress for Mary’s birthday.
That dress _______________________________________________

19.  They took all the old shelves out of the library.
The old shelves ___________________________________________

20.  My sister gives me sweets every week.
I _______________________________________________________

1. I don't know what to say to people.
     I wish _________________________________________________

2. I get embarrassed so quickly.
    I wish _________________________________________________

3. I find it so difficult to make friends.
     I wish _________________________________________________

4. I'm not good-looking.

     I wish _________________________________________________

5.  My cars are so big.
        I wish _________________________________________________

   6. She can't think straight.
        I wish _________________________________________________

7.   She gets headaches.
      I wish _________________________________________________

8. Her work isn't going well.
       I wish _________________________________________________

   9.  She can't concentrate.
         I wish _________________________________________________

10. Life is so complicated.
      I wish _________________________________________________

Tìm góc nhọn a,biết sina a=cos a 

:)

Cho Tam Giác ABC vuông tại A,biết AC=10cm,C=30cm^O.Hãy giải Tam Giác ABC(kết quả làm tròn đến chữ số thập phân thứ nhất)