【简答题】根据句意用冠词a、an、the或 / 填空 1.It's ____ my English book. 2.Lucy is from ____USA . 3.It's ____ English book. 4.—What's this? —It's ____ map. 5.It is ____ “L”. 6.—What's this in English? —It's ____ orange. ...
【单选题】There is little water in the glass,_____? A isn’t there B. isn’t it C. is it D. is there
【多选题】营养级位之内的生态效率,可用()来表达。
【判断题】Hatch命令只创建非关联的图案填充。()
【单选题】“祖国要我守边卡,打起背包就出发......”出自下列()歌曲。
【单选题】There is no point advocating banning smoking in public the law is introduced.
【单选题】设于两种不同行车密度交界处的车站,称之为( )
【判断题】符号选择与修改是需要在ArcScen中完成