They mainly live in the mountains.
Question: Where do they mainly live?

These musical instruments are the Jarai's.
Question: Whose musical instruments are these?

The weather is sunny and hot.
Question: What is the weather like?

My sister often does the housework on Saturdays.
Question: When does your sister often do the housework?

Mai is so sad because her mom is ill.
Question: Why is Mai so sad?