22. The teacher helped the disabled children understand by making some . A. exhibition B. demonstration C. opposition D. display 23. Do you know the of the Sahara Desert? A. characters B. details C. features D. points 24. They eventually that they had made a mistake in preventing their poor kids from going to school. A. recognized B. realized C. met D. thought of 25. The wounded immediately taken to hospital. A. serious – were B. serious – was C. seriously – were D. seriously – was 26. I don’t think the rich lazy. Actually, most of them work very hard. A. is B. are C. was D. were