And you don't speak the language, but you do speak English because you've mastered these simple patterns.

你并不会说当地的语言，但你已经掌握了这些简单的句型，能够用英语交流。

There is 课堂 - SpeakingMax英语口语达人

But anyway, he did a famous experiment with pigeons which, in the 1940s -1948 -in which he induced strange behavior patterns in pigeons by the following simple experiment.

他做过一个著名的鸽子实验,在19世纪40年代,是1948年,他用一个简单的实验,诱发了鸽子的强烈行为

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