Unit 4 The Wonders of Nature 同步练习 2025-2026学年人教版英语八年级下册

Unit 4 The Wonders of Nature 一、根据句意及首字母或汉语注释完成单词（每小题1分，共5分） 1. I had a contest with Alex and Vincent to see who could throw the__________ (远). 1. The __________ (立方) box can hold exactly 1 litre (升) of water. 1. There is a beautiful park near my home and a small （塘）__________ is in it. 1. The Summer Palace is so large that it covers an area of 3,009 s__________ kilometres. 1. The marathon runner needs to finish 26.2 m__________ before reaching the finishing line. 二、用合适的词完成句子，每空限填一词（每小题1） 1.Judy is upset because she can’t play__________ well as her sister. 1. Mr Smith taught us how to calculate (计算) the area__________ a circle. 1. Mount Everest __________the Himalayas is the highest peak in the world. 4.-__________is the highest mountain across South America, Mr Wu? Aconcagua. 1. Please look at the title. It is right__________ the top of the page. 三、用括号中所给单词的适当形式填空（每小题1分，共6分） 1. Jack is__________ (tall) student in our class. 1. It is __________(good) to listen than to speak. 1. She studies__________ (hard) this year than before. 1. This cinema has__________ (good) service of the three. 1. The Yangtze River is the third__________ (long) river in the world. 1. I think Mr Brown is ________ (strict) of all the teachers in our school. 四、连词成句（每小题1分，共4分） 1. the, biggest, in, what, world, park, is, the (?) ______________________________________________________________________ 1. where, valley, the, point, in, deepest, is, the (?) ______________________________________________________________________ 1. the Qiantang River, than, is, the Yellow River, longer (.) ______________________________________________________________________ 1. travels, than, the Nile, farther, other, rivers (.) ______________________________________________________________________ 五、根据汉语意思完成下列句子，每空一词（每小题1分，共6分） 1.安娜是我们班个子第二高的女孩。 Anna is _________ _________ _________ girl in our class. 1. 这本字典不如你想的那么有用。 This dictionary is not _________ _________ _________you think. 1. 尼罗河比世界上任何一条河都长。 The Nile is longer than _________ _________ _________ in the world. 1. 你学习越努力，你的成绩就会越好。 _________ _________you study, _________ _________ grades you will get. 5.上海是世界上最美的城市之一。 Shanghai is one of _________ _________ _________ _________ in the world. 1. 由于天气干旱，河里的水越来越少。 The water in the rivers became _________ _________ _________ because of the dry weather. 六、词汇运用（每小题1分，共5分） 将选项中所给单词的适当形式填入短文中，每词仅用一次。 tall deep surface temperature usual Our planet has many incredible wonders. The Mariana Trench is the 1. ______ part of the ocean. It reaches 11 kilometres below the 2. ______ . Scientists use special ships to study this dark world. The Sahara Desert covers about 9 million square kilometres. During the day,3. _________can rise above ，but some creatures（生物）still survive here.Mountains also hold secrets.The Himalayas grow 4. _________each year as plates (板块) move. Explorers use maps and compasses (指南针) to climb peaks over 8 kilometres high. Even in the lakes in mountains hide 5. ________ fish species (物种). From deserts to oceans, the earth continues to amaze us. 七、运用目前所学语法，在空白处填入一个适当的词，或填入括号中所给单词的正确形式（每小题1分，共10分） Changing Amazon According to a new study, the Amazon Rainforest may become grassland in a few years. The Amazon Rainforest is the world’s 1. _________ (big) rainforest. Climate change and human 2. _________(activity) make it “sick”. Usually, the rainforest can fix 3. _________ (it). But now, it feels too “tired” to get better. The trees may die and the rainforest could turn into a hot, dry grassland. Why is the Amazon “sick”? The Amazon Rainforest is one of the 4. _________ (wet) places on earth. But since 2005, three droughts have hit the rainforest. Scientists 5. _________ (discover) that the changing environment caused these droughts. The trees don’t have enough water to grow. What’s 6. _________ (bad), as they become dry, they can 7. _________ (easy) catch fire. On top of this, people cut down rainforest trees 8. ________ wood (木材). They burn the forest to make farmland. All these actions have caused about of the rainforest to disappear. What will happen if we lose it? The Amazon Rainforest is like the lungs (肺) of our planet. If the Amazon Rainforest “dies”, there will be more and our earth will become even 9. ________ (hot). The Amazon Rainforest is also home to about 3 million animals 10. ________ plants. Many of them can’t live anywhere else. They will very likely just disappear. 学科网（北京）股份有限公司 $