by+a+plane和by+air

冉采祥1477by plane同义短语 -
慕殷费18886828553 ______ 答案是:by air 或者是 fly to +地点比如: They went to Beijing by plane last week. They went to Beijing by air last week. They flew to Beijing last week.

冉采祥1477by the plane by the plane是乘飞机的意思 那by plane 又是什么呐两者有什么区别呐 -
慕殷费18886828553 ______[答案] by the plane 在飞机旁 by plane 乘飞机(这个用法都不用冠词,by air/sea/bus

冉采祥1477Li Ming will go to Taiwan - ----. A.by a ship B.by plane C.take a ship D.take a plane -
慕殷费18886828553 ______ 答案:B 解析:by plane 表示“乘坐飞机”,是介词短语.答案A要去掉a,故错误.CD都是动词短语,而前面有谓语动词will go,所以排除,正确答案是B.祝您学习进步,更上一层楼!!!O(∩_∩)O

冉采祥1477by+car,byplane,byboat(ship)的动词 -
慕殷费18886828553 ______ go by carfly by planetravel by ship/boat.

冉采祥1477take a ship 与 by a ship 的区别? -
慕殷费18886828553 ______[答案] take a ship 是动词短语,用法:主语+take a ship +别的成分(比方说to 哪里哪里)另外,应该没有by a ship 个人觉得应该是by ship,这是一个表示状态的副词短语,用法:主语+谓语(动词)+by ship例:I took a ship to ...

冉采祥1477he could not fly - --a plane填空A,by. B,in. C,to. D, -
慕殷费18886828553 ______ 选 A. by. fly by plane 是坐飞机 He could not fly by a plane. 他不能乘飞机.

冉采祥1477关于by plane & in planeThe plane - _B - I came to London has flown 10,000 miles.A.by which B.in which为何不选A -
慕殷费18886828553 ______[答案] 平时我们用的是by plane,是方式状语.这里,如果用by which的话,则和前面的先行词构成了by the plane.这和by plane是不一样的.本题中的in which和先行词的构成关系是in the plane,在定语从句中作地点状语.

冉采祥1477on和by都有“乘坐”的意思,它们有什么区别? Have you travelled ( ) in your life? -
慕殷费18886828553 ______[选项] A. on plane B. by planes C. on a plane D. by a plane

冉采祥1477Did you travel to Xi'an by train or by plane?A:It is possible to travel by planeB:I flew there为什么选B是对的,A不对吗 -
慕殷费18886828553 ______[答案] 问题是:你去西安旅游是坐的火车还是飞机? 是你已经去了,A的意思是坐飞机去是有可能的,没有明确答复说你去的时候是怎么去的.

冉采祥1477matlab中如何绘制支持向量机的分类超平面 使用哪个函数 -
慕殷费18886828553 ______ Hyperplane(超平面)超过3维的,本来就没法画啊.如果是三维或是二维,那还是可以画的.三维可以用surf函数画平面,二维的可以用plot函数直线.% draw plane: Ax+By+Cz+D=0 A=2; B=4; C=-3; D=4; [xx,yy]=meshgrid(-5:1:5,-5:1:5); zz=(-D-A*xx-B*yy)/C; figure; surf(xx,yy,zz); shading interp;% draw line: Ax+By+C=0 A=2; B=4; C=-3; x=-5:1:5; y=(-C-A*x)/B; figure; plot(x,y);