Unit 3 Section A Grammar Focus(3a～3c) 分层作业 2026-2027学年人教版英语八年级上册

Unit 3 Section A (Grammar Focus 3a~3c) 分层作业 一、基础达标（必做） （一）单项选择 1. Before you buy clothes, you should compare them ______ others. A. from B. on C. into D. with 2. — I think English is ______ maths. — Yes, I think so. A. much important than B. so important as C. as important as D. as more important as 3. Susan, the girl in red, is ______ at Chinese than her brother John. A. good B. better C. well D. best 4. — Jim and I share ______ tastes and hobbies. — No wonder you take part in lots of meaningful social activities together. A. separate B. weak C. similar D. double 5. Chinese athletes will ______ 155 events in the Olympics. A. take part in B. take care of C. take pride in D. pay attention to （二）用所给单词的适当形式填空 1. Tom is ______ (tall) than his brother. 2. This book is ______ (interesting) than that one. 3. Winter is ______ (cold) than autumn. 4. My bag is ______ (heavy) than yours. 5. She runs ______ (fast) than me. 6. She has ______ (many) books than her sister. 7. My bike is ______ (new) than Tom's. 8. He is ______ (hard-working) than me. 二、能力提升（选做） （一）用括号里所给词的正确形式和 than 连接下列句子 1. The blue pen is 10 yuan. The black pen is 12 yuan. (cheap) ___________________________________________ 2. Lucy is 24 years old. Lily is 18 years old. (young) ___________________________________________ 3. My ruler is 15cm long. Your ruler is 20cm long. (short) ___________________________________________ （二）完成句子 1. 事实胜于雄辩。 Facts speak ______ ______ words. 2. 杰克吃得比原来少。他正试着减肥。 Jack eats ______ ______ before. He's trying to lose weight. 3. 许多发明使生活变得更好。 Many inventions ______ our life ______. 4. 中国人口比美国多。 The population of China is ______ ______ ______ of America. 5. 长江比中国其他任何河流都长。 The Yangtze River is ______ ______ any other river in China. （三）翻译句子 1. 这部电影比那部有趣得多。 ___________________________________________ 2. 我稍微比他高一点。 ___________________________________________ 3. 他跑得甚至更快。 ___________________________________________ 4. 你读的越多，获得的知识就越多。 ___________________________________________ 三、拓展探究（挑战） 1. 用所给词的适当形式填空。 (1) The weather is getting ______ and ______ (cold). (2) The ______ (much) you practice, the ______ (good) you will be. (3) Who is ______ (tall), Tom or Sam? (4) He is ______ (little) serious than his brother. (5) English is ______ (popular) than any other subject in our school. 2. 写作：选择两种动物，从体型、速度、习性等方面用5个比较级句子进行对比描述，如 The elephant is heavier than the tiger, but the tiger runs faster than the elephant。 ___________________________________________ ___________________________________________ ___________________________________________ ___________________________________________ ___________________________________________ 3. 思维拓展：请用英语写出至少3条“比较级+and+比较级”和3条“the+比较级..., the+比较级...”的句子。 ___________________________________________ 【答案及解析】 一、基础达标 （一）单项选择 1. D 解析：compare...with... 表示“把……和……作比较”，固定搭配。 2. C 解析：as...as 中间用原级，as important as 表示“和……一样重要”。 3. B 解析：than 前用比较级，be good at 的比较级是 better。 4. C 解析：similar 表示“相似的”，share similar tastes 表示“有相似的品味”。 5. A 解析：take part in 表示“参加（活动）”。 （二）用所给单词的适当形式填空 1. taller 解析：一般加 -er。 2. more interesting 解析：多音节词加 more。 3. colder 解析：一般加 -er。 4. heavier 解析：辅音字母+y 变 i 加 -er。 5. faster 解析：一般加 -er。 6. more 解析：many 的比较级是 more。 7. newer 解析：以 e 结尾加 -r。 8. more hard-working 解析：多音节词加 more。 二、能力提升 （一）用括号里所给词的正确形式和 than 连接句子 1. The blue pen is cheaper than the black pen. 解析：cheap 的比较级是 cheaper。 2. Lily is younger than Lucy. 解析：young 的比较级是 younger。 3. My ruler is shorter than yours. 解析：short 的比较级是 shorter，yours 指代 your ruler。 （二）完成句子 1. louder than 解析：loud 的比较级是 louder。 2. less than 解析：little 的比较级是 less。 3. make, better 解析：make + 宾语 + 形容词。 4. larger than that 解析：population 用 large 修饰，that 指代 population。 5. longer than 解析：long 的比较级是 longer，any other + 单数名词隐含最高级。 （三）翻译句子 1. This movie is much more interesting than that one. 解析：much 表示“……得多”，more interesting 是多音节比较级。 2. I'm a little taller than you. 解析：a little 表示“稍微……一点”。 3. He is running even faster now. 解析：even 表示“甚至更……”。 4. The more you read, the more knowledge you will gain. 解析：the + 比较级..., the + 比较级... 表示“越……，就越……”。 三、拓展探究 1. 用所给词的适当形式填空 (1) colder and colder 解析：比较级+and+比较级，表示“越来越冷”。 (2) more, better 解析：the + 比较级..., the + 比较级...，much 的比较级是 more，good 的比较级是 better。 (3) taller 解析：两者比较用比较级。 (4) less 解析：little 的比较级是 less，less serious 表示“不如……严肃”。 (5) more popular 解析：popular 为多音节词，加 more，any other + 单数名词隐含最高级。 2. 写作示例： The elephant is heavier than the tiger, but the tiger runs faster than the elephant. The tiger is more dangerous than the elephant. The elephant eats more than the tiger. The elephant lives longer than the tiger. The tiger is smaller than the elephant. （答案不唯一，合理即可） 3. 思维拓展示例： 比较级+and+比较级：It's getting warmer and warmer. The city is becoming more and more beautiful. the+比较级..., the+比较级...：The harder you work, the more you will learn. The more you eat, the fatter you will be. （答案不唯一，合理即可） 第 页 学科网（北京）股份有限公司 $