Lesson from space
来自太空的课堂
Choose the answer:
1. What can we learn about the lecture from space?
我们可以从太空中学到什么关于这个讲座的信息？
D. It took place 400 kilometers above Earth.
它发生在距地球400公里的高空。
A.It is a part of the astronauts' daily work.
这是宇航员日常工作的一部分。
B. It took place in the International Space Station.
它发生在国际空间站。
C. lt is one of the astronauts' ways to ask for help.
这是宇航员寻求帮助的方式之一。
【原文：They gave a science lecture 400 kilometers above Earth on Dec 9. Millions of students watched it and learned many amazing science facts.12月9日，他们在离地球400公里的高空做了一场科学讲座。数百万学生观看了讲座，学到了许多令人惊叹的科学事实。】
2. Why might astronauts become weak in space?
为什么宇航员在太空中会变得虚弱？
Because they might lose some of their muscles.
因为他们可能会失去一些肌肉。
A. Because their bodies will stop growing.
因为他们的身体会停止生长。
B. Because they have to work for long hours.
因为他们必须长时间工作。
D. Because their muscles have to support more weight.
因为他们的肌肉必须支撑更多的重量。
【原文：But in space, our bones and muscles don't need to support our body's weigh.但在太空中，我们的骨骼和肌肉不需要支撑我们身体的重量。这会导致骨骼和肌肉的流失。】
3. What did Zhai show the students during the lecture?
翟志刚在讲座中向学生们展示了什么？
The "penguin suit" .
“企鹅套装”。
A. Earth's gravity.
地球的引力。
C. A special elastic band.
一条特殊的橡皮筋。
D. A treadmill.
跑步机。
【原文：During the lecture, Zhai introduced a special uniform Ye was wearing. It's called a "penguin suit".在讲座中，翟志刚介绍了叶光福穿的一件特殊的制服。它被称为“企鹅服”。】
4. Which is TRUE about water in space?
关于太空中的水，哪一项是正确的？
It does not flow downward.
它不会向下流动。
A. It has smaller molecules than on Earth.
它的分子比地球上的小。
B. It doesn't have surface tension.
它没有表面张力。
D. It tastes like tears.
它尝起来像眼泪。
【原文：For example, water will not flow downward if you try to pour it into a cup.例如，如果你试着把水倒进杯子里，水不会往下流动。】
5. Which word can best describe the lecture?
哪个词最能描述这场讲座？
eye-opening
大开眼界
B. dangerous
危险
C. boring
枯燥乏味
D. careless
粗心大意
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