题目内容
用适当的短语完成下列句子。
l. We should ____ ourselves ____ ____ drugs.
我们应该远离毒品。
2. You need more protein to ____ you ____.
你需要增加蛋白质以增强体质。
3. His actions could ____ ____ him losing his job.
他的行为有可能会导致他丢了工作。
4. He is trying to ____ the family's expenses.
他正尽力减少家庭开支。
5. If you ____ the sun's rays ____ dry wood with a burning-glass, it will start burning.
如果你用取火镜使太阳光线聚焦在干木头上,木头就会燃烧起来。
我们应该远离毒品。
2. You need more protein to ____ you ____.
你需要增加蛋白质以增强体质。
3. His actions could ____ ____ him losing his job.
他的行为有可能会导致他丢了工作。
4. He is trying to ____ the family's expenses.
他正尽力减少家庭开支。
5. If you ____ the sun's rays ____ dry wood with a burning-glass, it will start burning.
如果你用取火镜使太阳光线聚焦在干木头上,木头就会燃烧起来。
1. keep; free from 2. build; up 3. lead to 4. reduce 5. focus; on
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