`1`. They will change the date of the meeting tomorrow.

-> The date of the meeting will be changed tomorrow.

Câu bị động thì tương lai đơn: S + will/won't + be + PII/Ved + O(by sb).

`2`. Although he studied hard, he didn't pass the exam.

->Despite studying hard, he didn't pass the exam.

Despite + Ving/N: mặc dù 

`3`." I'm staying with my aunt and uncle in the suburbs.", said Nga.

-> Nga said that she was staying with her aunt and uncle in the suburbs.

`4`. I learned a few words of English on holiday.

->I picked up a few words of English on holiday.

Pick up: học ngôn ngữ mới

`5`. Those girls have passed the entrance examination. They will enter university.

->The girls who have passed the entrance examination, will enter university.

Đại từ quan hệ "who" chỉ người.

1. The date of the meeting will be changed tomorrow.

2. Despite studying hard, he didn't pass the exam.

3. Nga said that she was staying with her aunt and uncle in the suburbs.

4. I picked up a few words of English on holiday.

5. The girls who have passed the entrance examination, will enter university.

Chúc bn học tốt, có gì sai sót mong chủ tus thông cảm. 

Nhớ vote cho mình và câu trlhn nếu được nha.