Climbing mountain is a good exercise.为什么不直接用Climb而要用ClimbingClimbing mountain is a good exercise.为什么不直接用Climb而要用Climbing呢?有谁知道,请问学问的人,我的意思是说它可以用名词“climb"做主语

climbing a mountain is hard wor His love for mountain climbing is great的同义句 Jane likes climbing the mountain very much.改为同义句Jane is （ ）（ ）climbing the mountain His love for mountain climbing is so great thatHis love for mountain climbing is so great that he kept on climbing mountains even after this experInce climbing mountain与go mountain climbing有什么区别? 英语作文 our mountain-climbing They had( )climbing the mountain mountain climbing 和 hill- walking The monkey is climbing ( ) the top of the mountain.The temple is ( ) the top of the mountain.介词填空! I think climbing a mountain is hard work.如何改成同义句 Mountain climbing is very popylar in many parts oMountain climbing is very popylar in many parts of the world.Oko Suki lives 感激不尽：go mountain climbing还是go climbing montain go climbing和go mountain climbing 有区别吗 mountain climbing中climbing必须加ing吗,why? climb mountains与mountain climbing的区别 they are going to go mountain climbing 为什么英文中的爬山是mountain climbing What about going and climbing Mao Mountain?