a) 146,4

b) 27

1. Will you invite her to your wedding party?

will she be invited to your wedding party?

2. Has Tom finished the work?

has the work been finished by tom?

3. Did the teacher give some exercises?

were some exercises given by the teacher?

4. Have they changed the window of the laboratory?

has the window of the laboratory been changed?

5. Is she going to write a poem?

is a poem going to be written?

The bed is comfortable enough for me to sleep very soundly

The students ought to learn their lesson carfullybefore the exams

Điệp ngữ cách quãng

Customers will shop in comfort and won't notice the weather

A