【单选题】—Shall Mary come and play computer s? —No, ________ she has finished her homework.
【多选题】中国坚定不移地走和平发展道路是基于( )。
【单选题】关于钢筋混凝土楼梯的说法错误的是()
A.
现浇钢筋混凝士楼梯按其结构形式和受力特点可分为板式楼梯、梁式楼梯及一些特种楼梯
D.
装配式楼梯在一股民用建筑中,能起到加快施工进度和降低造价的作用
【简答题】根据汉语完成句子。 1.She has finished her homework , _____ . 她已经完成了她 的作业,她的弟弟也是. 2. She hasn't gone there._______. 她没有去那,他也没有.
【单选题】关于现浇混凝土楼板特点的说法,错误的是( )。
【简答题】She is looking forward to (go) _________ to Europe after she has finished her studies at the university.
【单选题】关于现浇混凝土楼板特点的说法,错误的是( )
【简答题】中国坚定不移地走和平发展道路是基于______。
【单选题】--Shall Mary come and play computer s? --No,__________ she has finished her homework.
【简答题】已知函数 f(x)= 2 x 2 +2x (x≥-1),求f(x)的反函数.