The teacher sent Edison________ school because the boy asked many strange question.

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If you aren't free today, come another day ________.

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I'm interested ________science. So I'm doing well ________________ it.

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The Smiths ________ come to our party tomorrow evening.

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When you are ________ trouble, please ask ________ help.

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His mother looked ________ when she lost her wallet.

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I was cooking when there was a knock ________ the door.

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As he wasn't in then, I ________ him a message on the desk.

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Please ________ for a moment, mother has a few words with you.

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There are many ________ in the field.

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