每日一句口语：
If you can't fly then run, if you can't run then walk, if you can't walk then crawl, but whatever you do, you have to keep Moving forward.
如果飞不起来，那就跑；跑不动，那就走；走不了，那就爬。无论怎样，都要继续前行。
【知识点讲解】
move forward 前进
例句：
Move forward to the front of the train.
往前走到列车的前面.
