My feet hurt. I will fall behind the others.

我腿疼，我要落在别人后面了。

youdao

I am afraid that I will fall behind others in the exam.

我害怕在考试中落后于其他人。

youdao

Donkey: I have an idea. I will fall down here on purpose. Then my back will become light again.

驴子：(喃喃)我有个点子了。我要故意在这里跌倒。然后我的背又会变轻。

youdao

Donkey: I have an idea. I will fall down here on purpose. Then my back will become light again.

驴子：(喃喃)我有个点子了。我要故意在这里跌倒。然后我的背又会变轻。

youdao