`1`, It is many teenagers that spend a lot of time thinking and talking about being in a relationship.

`2`, It is my mother that wants you to contact him from time to time while you’re out.

`3`, It is at school that the students make their study plans.

`4`, It was my grandparents that thought I didn’t have the confidence to deal with difficult situations.

`5`, It is all my responsibilities that I would like to include in my weekly schedule.

`6`, It was the day before yesterday that we gave a presentation on how to develop life skills.

`7`, It is Tuan that knows how to get around by himself using public transport.

`8`, It is next week that the course in decision-making skills starts.

`9`, It is in the classroom that they prepare their group presentation.

- Câu chẻ (nhấn mạnh) : It is/ was + thành phần nhấn mạnh + who/ that/ whom + V + O/ S + V