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Please don't, if you are up here, become complacent because a month from now we will have another test.
如果你考得不错的话，请不要自满,因为在一个月后我们将还有一次测试。
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Oh, thank god, because I have a huge test coming up
哦，谢天谢地。因为我有一个重要的考试要来了，
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If I test right up until the last thing I say, I don't think that gives you enough dwell time.
如果我正好测试我刚刚讲过的东西，我并不认为我会给你们足够的思考时间。
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And then we're going to try a demo to see if we can convince ourselves that the kind of calculations we make work out perfectly, and we'll do a test up here about half way through class.
然后我们将会尝试演示去看看,是否可以确信我们能够很好的,做出这个类型的计算，我们将在课程中做一个测试。
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bug This is an easy bug to come up with. But imagine, if you don't do the test, you're going to get answers that don't make any sense.
这是一个容易发现的，但是想象下，如果你没做测试的话,你会得到没有意义的答案，实际上。
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The third thing I'm going to do, is I need to set up the right end test.
我要做的第三件事情，就是需要设置正确的完结测试。
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The end test-- and I've got the wrong glasses on but it's up here, where I'm looking to see, is last minus first less than or equal to 2?
最后一次比较，我看错了,在上面，last减去first是不是小于2呢？,好的，既然我得到了一个？
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So, for example, if I say TEST and I don't give it a start but I give it an end, then it gives me all the elements up to that point.
例如，我创建了TEST这个元组我没有给他,起始点却给了它一个结束点,然后程序会基于这一点放置所有的元素。
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Having reached the end of the block, go back up and check the test.
执行到了这块代码的最后，程序会回去再做一次测试。
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Maybe you have to bone up on your test-taking skills.
你应该提升一下应试技巧。
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