单选题：According to the passage, which of the following would worry

题目分类：卫生类
题目类型：单选题
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题目内容：

According to the passage, which of the following would worry the critics the most? A．The unanticipated explosion of the populatio
B．The creation of biological solar cell
C．The accidental spill of oi
D．The unexpected release of destructive on microbes

参考答案：

答案解析：

Such specific training as learning to memori.ze enormous amo

Such specific training as learning to memori.ze enormous amounts of information

分类：卫生类题型：单选题

The steadily rising cost of labor has greatly increased merc

The steadily rising cost of labor has greatly increased merchandise's prices.A．c

分类：卫生类题型：单选题

生物的物质环境由大气圈、水圈、岩石圈及土壤圈等组成，它们具有两个明显的特征：其一为空间性，即提供了生物栖息、生长、繁衍的

生物的物质环境由大气圈、水圈、岩石圈及土壤圈等组成，它们具有两个明显的特征：其一为空间性，即提供了生物栖息、生长、繁衍的空间场所；其二为（　　）。 A．营养性，

分类：卫生类题型：单选题

Which of the following comes first as a possible damage by U

Which of the following comes first as a possible damage by UV radiation?A．Sunbur

分类：卫生类题型：单选题

行道树的最小布置宽度一般为（　　）m。

行道树的最小布置宽度一般为（　　）m。 A．0.5 B．1.0 C．1.5 D．2.0

分类：卫生类题型：单选题