Is he running﹍exercise?No,I think he is running﹍catch a bus.A to;to B for;for C for;to为什么选C?

问题描述:

Is he running﹍exercise?No,I think he is running﹍catch a bus.A to;to B for;for C for;to
为什么选C?

for 表示原因
to表示目的

因为第一个是名词,第二个是个动词,

catch是动词,前面不能接介词,那么排除B for;for
Is he running for exercise
他跑步是(为了)锻炼?
for,为了,表目的

为了锻炼跑步 所以是for
跑着去追公车 所以是to
不懂再问 及时采纳 学习进步~~谢谢