单项选择题

Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions. Now listen to the passage. Why is the second theory sometimes referred to as the Mars Theory

A．Earth’s moon used to orbit Mars.
B．Mars was captured by the gravitational field of the Sun.
C．A planet the size of Mars collided with Earth.
D．Mars is larger than Earth.

<上一题目录下一题>

热门试题

单项选择题

What does the speaker imply was the purpose of Lincoln’s speech

A．To suggest changes to government structure.
B．To criticize the practice of slavery.
C．To convince the South to surrender.
D．To inspire Northerners to support the war.

单项选择题

According to the doctor, current ways of controlling bird flu do not include ______.

A．cooperating with the farming communities
B．controlling the markets where birds are sold
C．keeping a close watch on the migration of wild birds
D．stopping eating chicken

Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions. Now listen to the passage. Why is the second theory sometimes referred to as the Mars Theory 您的浏览器不支持 audio 元素。

Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions. Now listen to the passage. Why is the second theory sometimes referred to as the Mars Theory