正确答案: A

植食动物

题目：生态系统中受到捕食压力最大的是（ ）

解析：A

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学习资料的答案和解析：

[单选题]Passage Four"Cool" is a word with many meanings. Its old meaning is used to express a temperature that is a little bit cold. As the world has changed, the word has had many different meanings.

many different meanings

解析：

46．答案为D  从短文第一段As the world has changed，the word has had many different meanings可知cool有很多不同的意思，D为正确选项。

[单选题]“不破楼兰终不还”一句运用的修辞手法是( )

借代

解析：【答案】C

[单选题]韩愈《张中丞传后叙》中，与刻画南霁云性格的描写无关的是( )

博闻强记

解析：【答案】A

[单选题]迷走神经兴奋时引起( )

胃肠平滑肌活动增强，消化腺分泌增加

[单选题]People do not agree with each other as to what is the ____ role of government.

proper