1. Did you learn something at school?
   2. Don't put all your eggs  into one basket.
   3. Eric is studying inthe university.
   4. I live  12 Colum bus on Street.
   5. Is John still  on bed?
   6. I've read it at a book.
   7. James met us  outside the door.
   8. Janet is at  home right now.
   9. I was stuck  on that traffic jam for hours!
   10. She fell asleep on the armchair.
   11. Let's take the bus  on Columbus Street.
   12. Look,  at the water!
   13. There were no  in hen I called.
   15. Megan will be on the office from nine to four.

 BÀI DÀI QUÁ MÌNH LÀM 1 TRANG THÔI NHA! THÔNG CẢM

1. at 
2. into 
3. in
4. on 
5. on 
6. at 
8. at  
9. on 
10.on 

11.on 
12. in
13.  in 
15. on