【单选题】Beijing has a population of 17 million, ________ it one of the largest cities in China.
【单选题】下列关于人工航道说法错误的是( )
A.
人工航道是指人工开凿,主要用于船舶通航的河流
【判断题】招标文件的澄清必须在递交投标文件截止前7天。
【单选题】THe population of Asia is increasing sharply. Cities like Shanghai and Jakarta would _____ have a population of 20 million by 2010.
【单选题】最早在教学理论上提出班级授课制思想的是( )
【单选题】( )是指人工开凿,主要用于船舶通航的河流。