能正确反映一月等温线分布图的叙述是 A．北半球大陆等温线向

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问题选择题

能正确反映一月等温线分布图的叙述是

A．北半球大陆等温线向高纬凸出

B．北半球海洋等温线向高纬凸出

C．南半球大陆等温线向低纬凸出

D．南半球海洋等温线向高纬凸出

答案

答案：B

选择题

青蛙的雌雄抱对现象有利于（）。

A．躲避恶劣环境

B．促进发育

C．提高体外受精率

D．相互取暖

单项选择题

Which of the following statements is NOT true

A．Retired people could only live on fixed incomes.

B．Retired people are more skillful than young people.

C．Young people are educated in the new technology.

D．Young people are keeping pace with rapid changes.