Ⅶ.完形填空。
The Great Barrier Reef, off the coast of Australia, is one of the largest natural wonders under the sea. 1 an area of 345,000 square kilometres, this colourful world is home to thousands of marine animals, from tiny tropical fish to giant sea turtles.
When I snorkeled there last summer, the water was as 2 as glass. I saw corals in many different shapes, shining in pinks, purples, and oranges. 3 small bright blue fish swam slowly past my face. I could feel the water move 4 as they passed. When I 5 deeper, I even saw large fish. On the beach, the 6 beneath my feet felt soft and warm.
Scientists say the reef is like a(n) 7 city, but it needs our help. We can do many things. First, always put our rubbish in bins instead of throwing it into the sea, because plastic and waste can 8 sea animals. Second, when we visit the reef, we must never 9 or stand on the corals. They are very fragile, and our hands or feet can easily damage them. Let's work together to keep this amazing underwater city 10!
() 1. A. Making up B. Filling in
C. Taking up D. Holding on
() 2. A. clear B. light C. warm D. smooth
() 3. A. The number of B. An amount of
C. A school of D. A piece of
() 4. A. heavily B. loudly C. quickly D. gently
() 5. A. dived B. walked C. moved D. jumped
() 6. A. sea B. sand C. ground D. earth
() 7. A. empty B. underwater C. ancient D. noisy
() 8. A. feed B. save C. attract D. harm
() 9. A. touch B. feel C. watch D. smell
() 10. A. quiet B. awake C. alive D. normal

1.C 2.A 3.C 4.D 5.A 6.B 7.B 8.D 9.A 10.C

【分析】做完形填空需先通读全文把握主旨（本文介绍澳大利亚大堡礁的景观及保护建议），再结合语境、词义辨析、固定搭配逐一分析每个空，最后验证答案逻辑。各空解题思路：1. 需选表“占据面积”的短语；2. 需选形容水清澈的形容词；3. 需选表“一群鱼”的固定搭配；4. 需选描述水轻柔移动的副词；5. 需选表“潜水”的动词；6. 需选海滩脚下的事物；7. 需选修饰“城市”且对应大堡礁属性的形容词；8. 需选表“伤害”的动词；9. 需选表“触摸”的动词；10. 需选表“存活”的形容词。
【解析】1. 考查短语辨析：take up意为“占据（空间、面积）”，符合“占据345000平方公里”的语境，故选C；2. 考查形容词辨析：as clear as glass是固定搭配，形容水清澈，故选A；3. 考查固定搭配：a school of表示“一群（鱼）”，符合语境，故选C；4. 考查副词辨析：gently意为“轻柔地”，描述水被鱼带动时的状态，故选D；5. 考查动词辨析：dive意为“潜水”，结合前文“snorkeled（浮潜）”，此处指潜得更深，故选A；6. 考查名词辨析：在海滩脚下的是沙子sand，故选B；7. 考查形容词辨析：大堡礁是水下的，故用underwater修饰city，选B；8. 考查动词辨析：harm意为“伤害”，垃圾会伤害海洋动物，故选D；9. 考查动词辨析：touch意为“触摸”，结合后文珊瑚脆弱，不能触摸，故选A；10. 考查形容词辨析：alive意为“活着的”，呼吁保护大堡礁让其存活，故选C。
【答案】1.C 2.A 3.C 4.D 5.A 6.B 7.B 8.D 9.A 10.C
【知识点】完形填空、词义辨析、固定搭配
【点评】本文围绕澳大利亚大堡礁展开，既介绍水下景观，又传递环保理念，侧重考查词汇在语境中的运用，难度适中，适合初中阶段学生练习。
【难度系数】0.5