某校中学生开展语文综合性学习活动，以“住宅区的命名”为题进行调查。调查中发现，过去，市民的住宅区通常被称作“职工宿舍”“家属大院”等
如图所示，水平地面上方矩形区域内存在垂直纸面向里的匀强磁场，两个边长相等的单匝闭合正方形线圈Ⅰ和Ⅱ，分别用相同材料，不同粗细的导线绕
—-Will your sister go on the trip with you? —She _______well not want to. She is not fond of traveling as far as I know. A. will B. may C. can •
下列关于有机物的说法正确的是 A．甲烷易发生加成反应 B．常温下乙烯易发生取代反应 C．乙酸乙酯是
______ by a greater demand of vegetables, farmers have built more green houses. A. Driven B. Being driven C. To drive D. Having driven
下列各句没有语病的一项是（ ） A．从大量的资料看，吸烟能导致癌症是无可置疑的。 B．2001年北京大运会上，我国体育健儿一举襄括315枚金牌中的13枚
“神舟”系列载人飞船返回舱返回时，先靠降落伞减速，竖直落地前还靠返冲火箭使其速度进一步降低。假设返回舱速度是8m/s，返冲火箭工作0.3s后，速
I have always lived in India,and was recently traveling from Mumbai to Jaipur for work.Arriving at the airport 41 ,I was asked to hang out in the waiting area.Without much else to do,I decided to c
