1. You may do it yourself,             ask someone to help you.
2. It was hard work,             they really enjoyed it.
3. It was our first lesson,             the teacher didn't know all our names.
4. He is short             strong.
5. There is no air             water on the moon.
6. He went there by train             she went there by airplane.
7. They made faces,              we all laughed.
8. The baby watched             listened.
9. I don't like fish,              I like chicken.
10. My classmates all went to the park,             I didn't go.