与美国小学生学英文第39期Oxygen

2015年01月05日09:36  新浪教育 微博    收藏本文     
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  UNIT 09 Oxygen

  Can you touch or feel oxygen in the air? Oxygen has very unique characteristics. You cannot see oxygen, because it doesn’t have a color. Also, oxygen does not melt in water. Oxygen doesn’t have a smell. However, it helps burn other things. Can you live without oxygen? Definitely not! We cannot live without oxygen even for more than a few minutes。

  Select True or False

  ❶ People can see oxygen. (T/F)

  ❷ Oxygen has a smell. (T/F)

  ❸ People can not live without oxygen. (T/F)

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  More to know

  within

  within有“在……内”的意思。与表示地点、时间、距离的词用在一起。

  ··We need to finish this work within a week。

  我们要在一个星期内完成这项工作。

  ··Please call me back within 10 minutes。

  请10分钟内给我回电话吧。

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  READING COMPREHENSION

  *Read and circle the best answer。

  ❶ What is a unique characteristic of oxygen?

  a. It has no smell。

  b. It can be seen。

  c. It melts in water。

  ❷ What can oxygen do?

  a. It can buy things。

  b. It can help burn things。

  c. It can change things。

  *Complete the sentence with the right answer。

  ❸ You cannot see oxygen, because it doesn’t have a 。

  a. color b. smell c. taste

  ❹ People cannot live without even for more than a few  minutes。

  a. water b. oxygen c. food

  DESCRIBE THE PICTURE

  *Unscramble the words in the box。

  The diver the water under is

  潜水员在水下潜水。

文章关键词: 学英文

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