A meteorite (陨石) is a piece of rock. It falls from the sky. It can weigh a few grams. The biggest meteorites weigh almost 60 tons.

Meteorites come from an asteroid belt (小行星带) between Mars and Jupiter. The asteroid belt is a place with many asteroids in space. Asteroids go around the sun.

Many meteorites fall in Morocco. People look for them. These people are meteorite hunters. They walk through the dunes (沙丘). They write about a meteorite when they find it. They take a picture of it.

Many meteorites are in museums around the world. Scientists in Morocco start a university in 2016. They study meteorites there. Meteorites are very important for them.

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1.Which of the following is TRUE?

A The meteorite is very useful.

B Meteorites are all very small.

C Some meteorites are not rocks.

D Meteorites may be very heavy.

解析：选D。D细节理解题。根据第一段The biggest meteorites weigh almost 60 tons.可知，最大的陨石重近60吨。故选D。

2.Which of the following classification (分类) is NOT right?

A Mars and the sun.

B Jupiter and the sun.

C Asteroids and the sun.

D Meteorites and the sun.

解析：选D。D推理判断题。根据第二段可知，陨石来自火星和木星之间的小行星带。小行星围绕太阳运转。根据常识可知火星和木星属于行星，它们也是围绕太阳运转的，唯独落在地球上的陨石无法围绕太阳运转。故选D。

3.Where can people possibly find meteorites?

A In Mexico.

B In Malawi.

C In Morocco.

D In Madagascar.

解析：选C。C推理判断题。根据第三段Many meteorites fall in Morocco. People look for them.可知，许多陨石落在摩洛哥，人们在寻找那些陨石。由此推断人们有可能在摩洛哥找到陨石，故选B。

4.Meteorite hunters will do something EXCEPT that __________.

A they will take pictures of meteorites

B they will walk through the dunes

C they will study meteorites in museums

D they will write something about meteorites

解析：选C。C细节理解题。根据第三段可知，陨石搜寻者会穿过沙丘，当他们找到陨石时，他们会把它记录下来，给它拍照。并未提及他们会在博物馆研究陨石，故选C。

5.This text probably is from __________.

A a diary

B a science book

C a news report

D a travelling magazine

解析：选B。B文章出处题。根据全文可知，本文主要介绍了陨石的相关知识，属于科普文章，因此此文应选自科普读物。故选B。