1. was
⇒ I/ He/ She/ It (số ít) + was
2. were
⇒ We/ You/ They (số nhiều) + were
3. was
⇒ I/ He/ She/ It (số ít) + was
4. was
⇒ I/ He/ She/ It (số ít) + was
5. was
⇒ I/ He/ She/ It (số ít) + was
6. were
⇒ We/ You/ They (số nhiều) + were
7. were
⇒ We/ You/ They (số nhiều) + were
Công thức chung :
S + was/ were + O