Câu hỏi :

According to the passage, the Moon is ________.

A. older than the Earth

B. protected by a dense atmosphere

C. composed of a few active volcanoes

D. the primary cause of Earth’s ocean tides

* Đáp án

D

* Hướng dẫn giải

Dẫn chứng: The development of Earth is inextricably linked to the moon; the Moon’s gravitational influence upon the Earth is the primary cause of ocean tides. 

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