he could be running for exercise分析一下句子结构 特别是could be running

he could be running for exercise分析一下句子结构 特别是could be running He could be running for exercise 英语翻译以下如同1.he could be running for exercise.2.he might be run The man could be running for exercise,----?反义疑问句 The man could be running for exercise.为什么用running而不是run 谢啦在线 be running for exercise 还是 running for exercise Why could he be running?同义句转化 1.He might be running ___(catch) a train 2.She could be ( )( The man could be running for catching a bus改为同义句 The man ‘could be’ run for exercise . be running 请帮忙分析一下这个句子的结构：They begin to think about what use could be m