问题
选择题
下图为各种生物的结构简图。不具有细胞结构的是（ ）
答案
答案：C
C是病毒，不具有细胞结构。
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下图为各种生物的结构简图。不具有细胞结构的是（ ）
答案：C
C是病毒，不具有细胞结构。
| Directions: For each blank in the following passage there are four words or phrases marked A, B, C and D. Fill in each blank with the word or phrase that best fits the context. | ||||
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