Notes: 1. If the subject of the initiative are: people, someone, some body, no one, no body, no "By + O" in the passive.
2. If the subject is I, You, We, chúng, she, he, it is not necessary "By + O" in the passive.
3. If the form of the question, then turn am / is / are / was / were / have / has / Will / ..... before the subject
Ex: Do People all over the world speak English?
→ Is English spoken all over the world?
3. If the government not later be added (is / am / are / was / were / have / has ...........)
Ex: No one can deny the benefits of the Internet.
→ The benefits of the Internet can not be denied.
4. Location of by + O (+ O + place + by time)
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