MAKING WH-QUESTIONS (WHY)

She goes to bed early because she feels tired.

They open the windows to let fresh air come in.

She wears a sweater because it's cold today.

Many people visit Ha Long Bay because it's very beautiful.

The boy goes to school late because it rains.

They come to the meeting a little earlier to make sure everything is ok.

The trees die because he doesn't water them.

She buys a new motorcycle because her old one is broken.

They feel happy because they win the game.

He gets bad marks because he doesn't prepare the lesson well.