简介： A trip to Chicago made Max come up with his invention. 得分 评卷人 一、 单项选择。（每小题1分，共计15分 ） （　 ）1、English is ＿＿useful language. We shoud learn it well. A a B an C the D / （　 ）2、＿＿you are, ＿＿＿you make mistake. A The more careful, The fewer. B The more careful ,...