1. washes
2. usually sits
3. Do you always lock, leave
4. attends, usually has
5. Does the film begin
6. does it finish
7. opens, finishes
8. doesn't she visit, has, doesn't have
Cấu trúc thì hiện tại đơn:
*Động từ thường:
(+) S + V_inf/ V-e,es
(- ) S + don't/ doesn't + V_inf
(? ) Do/ Does + S + V_inf?
- Yes, S + do/ does
- No, S + don't/ doesn't
*Dấu hiệu nhận biết: often, usually, always, sometimes, twice a week,..., every day,..., frequently, seldom, rarely,...