* Bạn tham khảo nha >v< *

$1.$ He / used / wear / uniforms / when / he / be / school.

$⇒$ He used to wear uniforms when he was at school.

$2.$ I / not / meet / parents / since last Sunday.

$⇒$ I haven't met my parents since last Sunday.

3. They / say / they / be / back / following day.

$⇒$ They said they were back in the following day.

4. She / wish / she / have / new computer / next school year.

$⇒$ She wishes she had a new computer in the next school year.

5. I / meet / Lan, / mother / be / kind to everyone.

$⇒$ I met Lan, whose mother is very kind to everyone.

(: Cho mình câu trả lời hay nhất nhé :) 

             * Chúc bạn học tốt *

1. He used to wear uniforms when he was at school

2. I haven't met my parents since last Sunday

3. They said they were back in the following day

4. She wishes she had a new computer in the next school year

5. I met Lan, whose mother is very kind to everyone