2. 考研
  3. Green plants take in carbon dioxide and give off oxygen in a food-making process called photosynthesis.

Green plants take in carbon dioxide and give off oxygen in a food-making process called photosynthesis.

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问题 Green plants take in carbon dioxide and give off oxygen in a food-making process called photosynthesis.
选项 A、Donate
B、check
C、withhold
D、release
答案D
解析 donate“捐赠，赠与”；check“检查，核对”；withhold“使停止，保留，抑制”；release“释放”划线单词give off的意思是“释放”，与release词义相近，故本题选D。句意：绿色植物在被称为光合作用的食物生产过程中吸收二氧化碳，释放氧气。
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