辨音: 请从A、B、C、D四个选项中找出划线部分的发音与其他三个不同的一项。
Now things made by machine are cheaper than those made _____.
My cousin told me that he could eat three big apples _____.
You will realize what I have done for you _____.
As teenagers, we should study hard _____surf the Internet all day.
Please _____ your homework _____ before you hand it in.
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