=>
1. Rice is grown in tropical countries.
-> bị động HTĐ is/am/are (not) V3/ed
2. His children are loved very much (by Mr. Green)./ Mr. Green's children are loved very much.
-> bị động HTĐ is/am/are (not) V3/ed
3. French isn't spoken here.
-> bị động HTĐ is/am/are (not) V3/ed
4. His windows were broken last night.
-> bị động QKĐ was/were V3/ed
5. Old men should be treated with respect by children.
-> bị động should be V3/ed
6. All the accounts can be done by the computer.
-> bị động can be V3/ed
7. A new school is going to be built.
-> bị động is/am/are going to be V3/ed