立体划线是在构件的几个()上进行相关联的划线。
参考答案:平面
Most people prefer to travel on ______train, because you can have a comfortable journey, but make sure you get ______fast one.
A.the ; the
B.a ; the
C.the ; a
D.不填;a
下列属于新的财产制度的是()
A.专利权
B.商标权
C.工业版权
D.著作权