【单选题】Usually I go to school on ____________. [ ]
【简答题】如果有两个用户名和密码都是合法的需要将两个条件使用 ________________ 运算符连接起来
【简答题】They narrow down their choice and begin the really serious business of beating the price down.
【判断题】Scientists make a detailed assessment before they narrow down the places to land the Mars rover.
【简答题】-I usually travel by train. 一Why not__________by plane for a change.
【判断题】据的合法性,要求主体合法、程序合法、形式合法,但不要求内容合法 。
【单选题】By the time we hurried through the heavy traffic to the airport, the plane ______.
【单选题】中国特色社会注意事业总体布局的“五位一体”是指( )
A.
经济建设、政治建设、文化建设、制度建设、生态文明建设
B.
经济建设、法制建设、文化建设、社会建设、生态文明建设
C.
经济建设、政治建设、文化建设、社会建设、生态文明建设
D.
经济建设、政治建设、思想建设、社会建设、生态文明建设
【简答题】They narrow down their choice and begin the really serious business of beating the price down
【单选题】the plane was usually ____