• 2021-04-14
    How does a pinhole projector work?
  • It works by projecting the sun’s image on a piece of paper through a pinhole on an- other piece.

    内容

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      How does your brain work when you are learning a new language?

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      How does Peter often go to work A: By train. B: On foot. C: By bus.

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      How does the woman go to work today A: By bus. B: By bike. C: Walk.

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      How does Bob go to work every day () A: By bike. B: On foot. C: By bus.

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      How long ()it usually take you to get to work A: is B: does C: did D: will do