1) It's age since they heard from her.
-> They .............................................
2) The last time I went out for lunch was five years ago.
-> I haven't ........................................................
3) Because of the thick fog, we couldn't see anything.
-> Because ..........................................................
4) Dong Nai river is the largest rivers in Bien Hoa City.
-> No other river .................................................
Loga
Sinh Học lớp 12
