一. 单词拼写(15分)
1. Many children s________________ to death in Africa because of the lack of food.
2. You should stop your car in the _____________ ( 停车 ) lot instead of in the street.
3. We all _____________ ( 钦佩 ) her for the way she saved the children from the fire.
4. The __________( 起源 ) of some words are unknown.