【问】 请辩析learn of与learn off的用法。

【答】 learn of可作“向……学习”、“听说”解：

1. Teach me at once，and learn of me to die.

马上来教我，你再来向我学习如何死去。

2. His mother learnt of her son’s success in the newspapers. (LDCE)

他母亲从报纸上得知儿子成功的消息。

learn off则作“背熟”、“记熟”解：

1. He has learned the poem off.(EPV)

他把这首诗背下来了。

2. Actors have to learn their words off in a very short time.

演员必须在很短的时间内背熟台词。