Passive voice
by maihuong nguyen
1. S + was/were + PII + (adv of place) + by O + (adv of time)
2. S + was/were + being + PII + (adv of place) +by O + (adv of time)
3. S + had + been + PII + (adv of place) + by O + (adv of time)
4. S + will/can/could/should/must... + be + PII + (adv of place) + by O (adv of time)
5. S + is/am/are + PII + (adv of place) + by O + (adv of time)
6. S + is/am/are + being + PII + (adv of place) + by O + (adv of time)
7. S + have/has + been + PII + (adv of place) + by O + (adv of time)