单项选择题


Questions 23 to 25 are based on the conversation you have just heard.

A．The effect of the atmosphere on rainfall.
B．How water originated on earth.
C．How conditions on earth support life.
D．A new estimate of the age of earth.
<上一题 目录 下一题>
热门 试题

单项选择题
A．In 1848.B．In 1884.C．In 1846.D．In 1849.
A．In 1848.
B．In 1884.
C．In 1846.
D．In 1849.
单项选择题
A．The Bachelor’s degree.B．The Master’s degree.C．The Associate degree.D．The Doctor’s degree.
A．The Bachelor’s degree.
B．The Master’s degree.
C．The Associate degree.
D．The Doctor’s degree.
相关试题