Great Barrier ReefThe Great Barrier Reef is in the northern part of Australia. It is the largest coral reef systemin the world. Great Barrier Reef has over 900 islands and over 2,900 reefs. It is larg 题目和参考答案——青夏教育精英家教网—

Great Barrier Reef

The Great Barrier Reef is in the northern part of Australia. It is the largest coral reef system（珊瑚礁系统）in the world. Great Barrier Reef has over 900 islands and over 2,900 reefs. It is larger than the Great Wall of China. And it is the only living thing on Earth that can be seen from outer space.

Harbour of Rio de Janeiro

The Harbour of Rio de Janeiro is around Rio de Janeiro, Brazil. It is famous for being the world’s largest bay（海湾）. The harbor is 17.4 miles long from east to west and 18.6 miles from north to south. It was first discovered in 1502.

Paricutin

Paricutin is a volcano that is in the Mexican state of Michoacan. It is one of the youngest volcanoes in the world. It last erupted（爆发）in 1952.

Victoria Falls

Victoria Falls is a waterfall system on the Zambezi River in southern Africa. It is neither the highest waterfall nor the widest waterfall in the world, but it is the largest. It is 1,708 metres wide and 108 metres high.

1.Which of the following is TRUE about the Great Barrier Reef?

A.It is the oldest coral reef system in the world. B.It is made up millions of reefs.

C.We can see it from outer space. D.It is as long as the Great Wall.

2.What can we learn about the Harbour of Rio de Janeiro according to the material?

① When it was first discovered. ② Who first discovered it.

③ What it is famous for. ④ Where it is.

A.①②③ . B.①③④ . C.①②④ . D.②③④ .

3.When did Paricutin erupt last time?

A.In 1502. B.100 years ago. C.67 years ago. D.In 1708.

4.Which of the following words can describe Victoria Falls?

A.Highest. B.Oldest. C.Widest. D.Largest.

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