课时达标检测 unit 3 inventors and inventions (时间:30分钟) ⅰ.语法和词汇知识 1.(2013•合肥质检)—a second,please.i have another call coming through. —________.i’m not in a hurry. a.enjoy yourself b.leave me alone c.do as you like d.take your time 2.jack has ________ good sense of humor and we all think it ________ pleasure to talk with him. a.a;a b.a;/ c./;a d./;/ 3.(2012•河北衡水二次调研)at present,the government