Đáp án+Giải thích: 

1. The judges will judge the applicants on the basic of their originality.

⇒ The applicants will be judged on the basic of their originality by the judges. 

2. When is someone going to announce the result of the contest?

⇒ When is the result of the contest going to be announced?

3. They are going to build a new house next year.

⇒ A new house is going to be built next year.

4. Mrs Jone killed her husband in a fit of anger.

⇒ Mr Jone's husband is killed in a fit of anger by Mrs Jone.

Giải thích: Câu bị động

Model verbs: S+Will/can/must...+V-inf+O...→Will/can/must...+be+V³/ed+(by O).

Thì TLG: S+be(is/are/am) going to+V-inf+O...→S+be(is/am/are) going to+be+V³/ed+(by O)

Thì QKĐ: S+V²/ed+O+....→S+was/were+V³/ed+(by O).

#QuynhVan

Chúc bạn học tốt!

 The judges will judge the applicants on the basic of their originality.

⇒ The applicants will be judged on the basic of their originality by the judges. 

 When is someone going to announce the result of the contest?

⇒ When is the result of the contest going to be announced?

They are going to build a new house next year.

⇒ A new house is going to be built next year.

Mrs Jone killed her husband in a fit of anger.

⇒ Mr Jone's husband is killed in a fit of anger by Mrs Jone.

Câu bị động

Model verbs: S+Will/can/must...+V-inf+O...→Will/can/must...+be+V³/ed+(by O).

Thì Tương Lai gần: S+be(is/are/am) going to+V-inf+O...→S+be(is/am/are) going to+be+V³/ed+(by O)

Thì Quá Khứ Đơn: S+V²/ed+O+....→S+was/were+V³/ed+(by O).

                                                                           @tranhongngoc162011