四、(2026·河南驻马店期中)完形填空。
The Great Barrier Reef, located off the coast of Australia, is one of the most
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natural wonders in the world. It is the
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coral reef system globally, extending for over 2,300 kilometres. This amazing place is not only a tourist attraction but also a
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ecosystem that supports thousands of marine species(海洋物种).
Exploring the Great Barrier Reef is both exciting and
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. Divers need to be
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and well-prepared. The water here is usually clear, but sudden storms can
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the visibility(可见度). Some areas are quite shallow, so divers must be careful not to
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the delicate coral.
Scientists have been
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the reef for years. They study how climate change is
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its health. Rising ocean temperatures and pollution are major
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for this beautiful ecosystem. Many organizations are working hard to
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it.
Why do people keep exploring and protecting the reef? Because of its
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beauty and the important role it plays in the ocean. Just like mountaineers who climb high peaks, those who love the ocean believe that the Great Barrier Reef is
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every effort.
Visiting the reef can be a
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experience. It allows people to see colourful fish, giant turtles, and even some
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sharks. It's a reminder of how amazing nature can be.
1. A. excite B. exciting C. excited D. excitement
2. A. largest B. smallest C. highest D. lowest
3. A. rich B. poor C. empty D. full
4. A. safe B. dangerous C. easy D. simple
5. A. care B. careful C. carefully D. careless
6. A. improve B. increase C. reduce D. create
7. A. keep B. stand C. protect D. damage
8. A. research B. researches C. researching D. researched
9. A. influencing B. making C. affording D. offering
10. A. supports B. problems C. solutions D. benefits
11. A. destroy B. protect C. build D. ignore
12. A. natural B. man-made C. ugly D. common
13. A. worth B. worthless C. worthy D. worthily
14. A. terrible B. boring C. wonderful D. difficult
15. A. harmful B. harmless C. helpful D. helpless