1. Tipping is not a custom in Viet Nam , so you don't have to tip if you don't want to.

2. In Brazil, the standard tip in restaurants is 10 per cent.

3. The Xoe dance was performed by the boys and girls in the hamlets.

4. We have to take off our shoes when we go inside a padoga.

5. Nowadays, teenagers rely on technology more than in the past.

6. Life in the countryside has changed a lot over the past ten years.

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1. Tipping is not a custom in Viet Nam, so you don't have to tip if you don't want to. 
2. In Brazil, the Standard tip in restaurants is 10 percent. 
3. The xoe dance is performed by the boys and the girls in the hamlets.
4. We have to take our shoes when we are inside pagoda. 
5. Nowadays, teenagers have relied technology than the past.
6. Life in the countryside has change a lot over the past ten years.