• 2021-04-14 问题

    Nuclear rockets, in contrast to their chemical

    Nuclear rockets, in contrast to their chemical

  • 2022-06-19 问题

    中国大学MOOC: Travelers in space have to ________ many discomforts in their rockets.

    中国大学MOOC: Travelers in space have to ________ many discomforts in their rockets.

  • 2021-04-14 问题

    The ancient Egyptians are supposed ______ rockets to the moon.

    The ancient Egyptians are supposed ______ rockets to the moon.

  • 2022-06-19 问题

    Rockets have found application for the exploration of the universe.

    Rockets have found application for the exploration of the universe.

  • 2022-07-25 问题

    学起: Space travel is dangerous and the astronauts in space have to ______ many discomforts (不适) in their rockets.

    学起: Space travel is dangerous and the astronauts in space have to ______ many discomforts (不适) in their rockets.

  • 2022-10-27 问题

    如何控制住火箭的动力,是成功发射宇宙飞船的一个关键。 A: How to harness the power of the rockets, which is the key to the successful launch of a spaceship. B: How to harness the power of the rockets, it is the key in the successful launch of a spaceship. C: How to harness the power of the rockets is the key to the successful launch of a spaceship. D: How to harness the power of the rockets is the key in the successful launch of a spaceship.

    如何控制住火箭的动力,是成功发射宇宙飞船的一个关键。 A: How to harness the power of the rockets, which is the key to the successful launch of a spaceship. B: How to harness the power of the rockets, it is the key in the successful launch of a spaceship. C: How to harness the power of the rockets is the key to the successful launch of a spaceship. D: How to harness the power of the rockets is the key in the successful launch of a spaceship.

  • 2022-06-19 问题

    Travelers in space have to ________ many discomforts in their rockets. A: persist B: adjust C: accept D: endure

    Travelers in space have to ________ many discomforts in their rockets. A: persist B: adjust C: accept D: endure

  • 2021-04-14 问题

    Rockets perform best in space, where there is no atmosphere to impede their motion.

    Rockets perform best in space, where there is no atmosphere to impede their motion.

  • 2022-06-06 问题

    This passage could be entitled ______. A: Rockets B: Principles of Rocket C: Cylinder D: The Rocket Belt

    This passage could be entitled ______. A: Rockets B: Principles of Rocket C: Cylinder D: The Rocket Belt

  • 2021-04-14 问题

    Within two days, the army fired more than two hundred rockets and missiles at military ________ in the coastal city.

    Within two days, the army fired more than two hundred rockets and missiles at military ________ in the coastal city.

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