正确答案: E

病理学检查

题目：恶性肿瘤检查下列哪项最有意义 （ ）

解析：E

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举一反三的答案和解析：

[单选题]Ⅱ. Vocabulary and Structure (15 points)Directions: There are 15 incomplete sentences in this section. For each sentence there are four choices marked A, B, C and D. Choose one answer that best completes the sentence and blacken the corresponding letter on the Answer Sheet.

had done

解析：

    6．答案为C  指到过去某叫为止的事情。

[单选题]关于群落概念的叙述，下列不正确的是（ ）

群落的特征就是植物个体的特征