thì HTĐ

→ S + vs/es

→ S+don't / doesn't + V nguyên mẫu

→ do / does + S + V nguyên mẫu

→ i / you / we / they + V nguyên mẫu / don't hoặc do + i / you / we / they

→ he / she / it +Vs/es / doesn't hoặc does +  he / she / it 

1 do - yes i do / no i don't

2 does - yes he does /no he doesn't

3 does - yes she does /no she doesn;t

4 does - no he doesn't / yes he does

5 does - yes she does /no she doesn't

Công thức thì HTĐ :
(+) S + do/does + V(0/inf)
(-) S + don't doesn't + V(0/inf)
(?) Do/Does + S + V(0/inf)?
Chủ ngữ số ít : He/She/It + does/doesn't / V(s/es)
Chủ ngữ số nhiều : I/You/We/They + do/don't / V(0/inf)

Áp dụng : 

1. Do - yes I do / No I don't
2. Does - Yes he does /No he doesn't
3. Does - Yes she does /No she doesn't
4. Does - Yes he does/ No he doesn't
5. Does - Yes she does /No she doesn't
*Ghi chú : Cả hai trường hợp phủ định và khẳng định bạn dùng đều được. Trong bài này không có câu nghi vấn/(?) nên bạn chỉ cần tham khảo công thức thôi
                       -Vinny, #Muoi, Chúc bạn học tốt, Sayorana~