They said that he was in town yesterday.
`->`It was said that he was in town yesterday.
`->`He was said to be in town yesterday.
Cấu trúc tương đương của câu bị động với các động từ chỉ quan điểm, ý kiến:
S + say/think/believe... + (that) + S + V.
= It + be + said + that + S + V.
= S + be + said + to V (cùng thì).
to have Vpp (khác thì).