第18题: [单项选择]Do you know how much the ______ family spends on food in the urban area A. normal B. general C. usual D. average 参考答案:D 答案解析:[题解] 单词average:found by making an average平均的;中等的;平常的。单词normal:according to what is expected正常的;正规的;标
第30题: [单项选择]Passage One Questions 26 to 29 are based on the passage you have just heard.A. The American Revolution. B. His health. C. His family. D. His soldiers. 参考答案:B 答案解析:[解析] What did Jackson worry about greatly after his wife died