We designed the machine _____the purpose _______production.

We designed the machine _____the purpose _______production.

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We can move some factories ____________ the city. ( )

We can move some factories ____________ the city. ( )

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The young teacher who has a ____face can make his classes ____and interesting.

The young teacher who has a ____face can make his classes ____and interesting.

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There ______ some meat and vegetables in the fridge. ( )

There ______ some meat and vegetables in the fridge. ( )

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He can ______ (play) the piano.

He can ______ (play) the piano.

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