【单选题】若函数 y= 2x-3,(x>0) f(x),(x<0) 为奇函数,则f(x)的解析式为( )
【单选题】Peter is not fit. He felt as if he couldn ’ t _ after he ran only 100 metres
【单选题】一般来说,依据( )开展调研往往是有其局限性。 A. B. C. D.
【简答题】James sat outside the office waiting for the interview. He felt so 1_____ that he didn’t know what to do with 2 ______. The person who had gone in 3 _____ him had been in there for nearly an hour. And...
【简答题】Soy will become one of the most popular foods in the 21st century.
【单选题】( )对中国地理教育发展做出很大贡献,任教南京高等师范学堂,不仅介绍西方近代地理学知识,还对地理教学法进行研究。
【单选题】He didn ’ t want to break through the ______ but he felt he had no alternative.
【单选题】( )对中国地理教育发展做出很大贡献,任教南京高等师范学堂,不仅介绍西方近代地理学知识,还对地理教学法进行研究,被称为中国近现代地理学的奠基人。