CÁCH LÀM: Sử dụng công thức thì HTHT:
- KĐ: S + have/has + V_pII + O.
- PĐ: S + have/has not (haven't/ hasn't) + V_pII + O.
- Nghi Vấn: Wh-word + have/has + S + V_pII + O?
*Cách sử dụng Since/For:
- Since + mốc thời gian: since 1998, since I was a child,...
- For + khoảng thời gian: for 2 years, for a week, for 5 months,...
LỜI GIẢI CHI TIẾT:
1. has been/for
2. haven't seen/since
3. has known/since
4. hasn't seen/for
5. haven't been/since
6. has had/for
7. have lived/since
8. hasn't had/for
`------`
8. for
`------`
1. has lived/since
2. has worked/since
3. have divorced/for
4. has known/for
5. haven't seen/since
6. haven't talked/for
7. has written/since
#Chii
#Tired of studying well