1. occasion 场合2. situation 情况，处境3. take over 接管
4. exchange 交换5. command 命令6. confirm 证实
7. cultivate 培养8. prosperously 繁荣的9. suspect 怀疑
10. relatively 相对的，比较的11. acknowle
高中英语：完形填空419个高频难词.docx