单项选择题

What does the passage mainly discuss

A．What astronomers learned from the Surveyor and Apollo space missions.
B．Characteristics of the major terrains of the Moon.
C．The origin of the Moon's craters.
D．Techniques used to catalogue the Moon's land forms.

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单项选择题

Which of the following is NOT true of the Native American literature discussed in the passage

A．It involves acting.
B．It has ancient origins.
C．It has a set form.
D．It expresses an inner vision.

单项选择题

According to the Passage, why did the first people who came to North America leave their homeland

A．They were hoping to find a better climate.
B．They were seeking freedom.
C．They were following instructions given in a dream.
D．They were looking for food.