2. 外语
  3. Living things can also do many other things that non-living things cannot do. Living things take【C1】______ food, and grow by con

Living things can also do many other things that non-living things cannot do. Living things take【C1】______ food, and grow by con

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问题     Living things can also do many other things that non-living things cannot do. Living things take【C1】______ food, and grow by converting the food into their own【C2】______ . Living things can move. They can get energy they need for movement by breaking down food during the【C3】______ of respiration. They excrete the waste products of respiration. Living things respond【C4】______ stimuli such as heat, light, and touch. A bird and a tree are【C5】______ because they do all these things. Living things are made up of tiny units called cells. Some simple plants and animals, and all bacteria,【C6】______ of only one cell. Many biologists consider bacteria as plants, but some【C7】______ them as neither plants nor animals. The vast majority of living things are made up of countless【C8】______ of cells. All the living parts of cells are made up of large molecules【C9】______ proteins. There are thousands of【C10】______ of proteins in each cell.
【C9】
选项 A、name
B、call
C、called
D、calling
答案C
解析 作为动词，name是"命名"的意思。call意为"打电话，拜访，召唤"，依介词或上下文内容而定。called意为"被称为"，过去分词表示被动，而现在分词则相反，因此应选C。
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