Làm giúp em vs nha mấy anh chị

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1. She asked me if I thought boys were more intelligent than girls.
2. We have learned English for four years.
3. My homework has already been done.
4. The computer which I bought this morning is new.
5. Although I was very sleepy, I still wanted to watch the football match on TV.
6. John asked Mary if she knew what the time was.
7. A new game is being introduced by the teacher.

8. The last time I was in this village was in May.
9. Champagne is produced in France.
10. She said that she wanted to be a doctor.
11. Because he was sick, he went to bed early.
12. If she knew the answer, she could tell you.
13. Peter is taller than I am.