New Words：

operate [ˈɒpəreɪt] v. 操作；工作；运转；动手术
operation [ˌɒpəˈreɪʃn] n. 操作；运行；运作；手术

Sample Sentences：

The doctors operated last night.
We will have to operate on his eyes.

Will I need to have an operation ?
He had an operation on his knee.
It was foolish of him to go jogging so soon after his operation.

foolish [ˈfuːlɪʃ] adj. 愚蠢的; 傻的

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