【单选题】沉积在上呼吸道或支气管部位的大气颗粒物是( )。
【判断题】洞挖定额中的通风机台班数量系按一个工作面长500m拟定
【简答题】阅读短文,回答问题。 It's Saturday (周六) morning. Mrs Edwards opens the window and looks outside. She is very happy. 'It's going to be a beautiful day! 'She wakes up (叫醒) her small son at seven and says, 'Get up...
【单选题】以下关于《楚辞》的描述,哪一项是正确的
B.
《楚辞》的作者不仅仅有屈原,还有宋玉、淮南小山、王逸、刘向等人的作品。他们都是屈原同时代人。
C.
《楚辞》在汉代有两种意思:一是屈原自己写作的作品,二是战国至汉代模仿屈原的“骚体”进行写作的作品。
D.
《汉书·地理志》说楚国人“信巫鬼,重淫祀”,《楚辞》就是为了破除这种陈旧落后的信仰而写作的。
【单选题】He Led a Useful Life Benjamin Franklin would .seem right at home among us if he were alive today. In fact, he did a lot to shape our way of life. Right now you are probably nodding your head and think...