1> She asked me how old I was?

2> Thu woke up late, so she didn't have time for breakfast 

3> If you do morning exercises every day, you can keep your body fit

4> Minh was busy studying, so he could not go playing volleyball

5> Mary asked Tim how he travel to his school day

6> If you don't study harder, you can't pass the examination

7> If you are not careful, you'll hurt yourself

8> Ms. Phuong asked her son when would he visit his brother next year?

9> The air was very fresh so we decided to stay here fo a long time

10> If you don't get out, I will call the police