设计一个实验,内容是关于温度对鼠妇生活的影响,下列设计中正确的是( )
A:用一只健康的鼠妇作实验材料
B:统计的次数为一次,但一定要认真操作
C:需分成黑暗和明亮两组作对照
D:设计对照实验,除温度是变量外,其他各项都一样
①文化多样性是文化创新的重要基础
②文化在交流与传播过程中渐趋统一
③文化交流互鉴是文化创新的根本途径
④中华文化兼收并蓄,具有极强包容性
阅读下列材料,回答问题。
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