1. We are close friends because we have many things in common.
2. Is Passover celebrated in every country all over the world?
3. We decided to go for a short walk before sitting down for lunch.
4. After walking for three hours we stopped to let others catch up with us.
5. There are more and more challenges for school children today at their early age.
6. Taking tests is another challenge for school children.
7. It was wrong of you not to give her a chance to talk.
8. He suggests using gas instead of burning coal for cooking.
9. Jack London was born on January 13th 1876 in San Francisco,California.
10. Solar panels are installed on the roof of the house to receive energy from the sun.