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—What’s ______ most useful invention in the 20th century? —______ computer, I think.

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 October 31st is _____  Halloween, it’s  _______ interesting festival for children.

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—What colour is _______ orange ?   —It's____ orange .

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I have ________ breakfast at 7:00 in the morning.

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—Here is _____eraser. Is _____eraser yours?—Yes, it is. Thanks!

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