【简答题】MCS -51 的中断源有( )、( )、( )、( )、( ) 。
【判断题】财政支出增长的弹性系数大于1,表明财政支出增长速度快于GDP的增长速度。
【单选题】It was more than he could bear when his old friend ______ him to accept a cigarette.
【单选题】最新数据统计,中国森林覆盖率最高的省是 ------ 。
【单选题】Tom urged that he _____ with so much work while his parents went on a snorkeling trip. [ ]