walk over the mountains正确吗是走过高山的意思吗/OVER在这里能用吗

Mounta walk across the bridge还是walk over the bridge?walk across the bridge正确还是walk over the bridge正确? walk sb.over to the hospital是什么意思? 为什么是 walk over the mountain Everybody lives in the mounta-ins has an accent all to themselves.词组the mounta-ins 与 all to themselves. fly over the river ,fly across the river ,walk over the bridge ,walk across the bridge有什么区别 请问walk over walk all over 用walk across the bridge还是walk over the bridge?we walked ( ) the bridge and soon came to a hut 请问英语介词短语walk over the bridge可以说成walk across the bridge吗意思一样吗谢谢 Walk through和walk over 的区别 walk across 与walk over 的区别 walk over to me的walk walk over与walk across 的区别 英译汉Not infrequently does the old professor walk over a long distance to the library Walk through,walk accoss,walk over 等区别 walk over to the sea什么意思? walk over to什么意思? carry out什么意思?as well什么意思?有什么用法? walk over是穿过；走到另一地方,那为什么接water时,加to,即walk over to the sea?