【单选题】著名的八大公害事件中属于大气污染事件的有( )个
【简答题】We have got enough time to read such many novels. ____
【单选题】We haven't got enough books for everyone to have one: some of you will have to ______.
【单选题】低碳钢材料试件在拉伸试验中,经过冷作硬化后,以下四根指标中得到了提高的是
【简答题】按规定,报告中不得夹带_______事项;答复性报告的内容要有_______ 性,不能答非所问。
【单选题】We have got enough (A) time to read such many (B) novels (C) .