留美老師帶你每日說英文 第379期:你要會算數!

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臺灣籍旅美老師今天交給我們的句子是：

You have to know math. You should know your multiplication table. You should know how to multiply, add, divide and subtract. At least that stuff, you gotta know it. You gotta know it.
你要會算數！你應該要背熟九九表的。你應該要懂得怎麼乘法、加法、除法跟減法。至少要會一下！你真的要會啦！真的！