Unit4 Section B（2a～3c）同步练习2026-2027学年人教版英语八年级上册

**基本信息** 本练习通过“基础过关”与“能力提升”双层次设计，以词汇-句型-语篇递进路径巩固Unit4 Section B核心知识，兼顾语言能力夯实与思维品质培养。 **分层设计** |层次|知识覆盖|设计特色| |----|----------|----------| |基础过关|核心词汇（词性转换、单词辨析）、基础句型（英译汉）|以单一知识点训练为主，如用括号内单词适当形式填空巩固语法规则，选词填空强化词汇辨析| |能力提升|语篇理解（阅读还原）、综合运用（完形填空、任务型阅读）|通过语篇情境培养逻辑推理，如阅读还原五选四训练信息匹配能力，完形填空结合故事线提升语境理解|

八年级上册RJ Unit4 Section B（2a~3c）同步练习 基础过关 一、用括号内单词的适当形式填空 根据句意及语法结构，用所给单词的正确形式填空。 1. Spending time with family brings me great ________ (happy). 2. The bad weather ________ (disappoint) our plan for a picnic. 3. Spring is coming, and the garden becomes ________ (live) with colourful flowers blooming. 4. What’s the ________ (high) of that tall building? 5. She is always worried about her ________ (weigh). She wants to be slim. 二、选词填空 从词库中选择合适单词，并根据句意变换形式填空。 climate, except, ton, ocean, tiny 1. The farmer sold four ________ of potatoes to the market. 2. The ________ here is quite different from that in my hometown. 3. There are many kinds of fish living in the ________. 4. Everyone is here ________ Alan, because he is still ill in hospital. 5. The little baby’s hands are so ________ and soft. 三、英译汉 将下列英文句子翻译成通顺、完整的中文。 1. A small car may weigh as much as 1.5 tons. ________ 2. The sound of birds’ singing is a joy in nature. ________ 3. Look! The cake is the size of a dinner plate. ________ 4. Music plays a big role in our daily life. ________ 5. He won’t live up to his words if he keeps being so lazy. ________ 能力提升 一、阅读还原（五选四） 阅读短文，从A、B、C、D、E五个选项中选出最佳句子填入文中空白处，有一项多余。 Elephants are the largest animals on land. For a long time, they are very helpful. They carry big trees, take people from place to place, and are even used in wars. 16. ________ Here I can tell you. Elephants have big ears. They use their ears to hear and show how they feel. Elephants also have long noses. We call them elephant trunks. The trunks are very useful. Elephants use them to pick up food and have showers. Elephants have very poor eyesight. 17. ________ Elephants live with their family. Usually, an adult female elephant is very important to the family. 18. ________ Baby male elephants live with their mothers. When they are about 11 years old, they go to live with other males. At the age of 15, the male elephants begin to live alone. Elephants like to eat many kinds of plants. They eat grass, leaves, fruit and flowers. They eat a lot, so they can’t live in one place for very long. They are always on the way to looking for food. Elephants need to drink water, just like people. 19. ________ Do you like elephants? A. She helps her family find food and water. B. Do you want to know more about them? C. Elephants are the only animals that can swim long distances. D. Elephants live in hot places, so they also need water to cool down. E. They usually can’t see a mouse even if one comes very close to them. 16. ________ 17. ________ 18. ________ 19. ________ 二、完形填空（单项选择） 阅读短文，从每题A、B、C三个选项中选出最佳答案。 “Come back, Coco!” shouted Tom as he ran after the brown dog. “You’re not 20. ________ yet!” The dog raced across the field. He 21. ________ his weekly bath and tried to run away. “If he gets into the woods, he’ll need another 22. ________,” said Tom. “How I wish Molly were here to 23. ________!” Just then, a girl rushed up. As the two friends headed forward, they heard Coco barking. “Coco doesn’t usually bark unless there’s trouble,” said Tom in a worried voice. Molly and Tom 24. ________. They soon found Coco barking at a small bird on the ground. It moved one wing rapidly, trying to fly away. Molly 25. ________ put the bird in her hands and tried to calm it down. “I think its 26. ________ is broken. Let’s take it to your house,” said Molly. Back at the house, they set the wing of the bird to keep it still. From that day on, the two took turns 27. ________ the bird. They became quite fond of the little bird as each day it grew 28. ________. A few weeks later, the bird looked perfectly fine. Though they were a bit 29. ________ to say goodbye to their little friend, they both agreed that it was time to let it go. The bird hopped onto a branch and flew away into the green trees. “Well, Coco, it’s bath time again,” said Tom. “But we’ll make sure you don’t get out until you’re dry.” 20. ( ) A. dry B. old C. thirsty 21. ( ) A. asked B. followed C. hated 22. ( ) A. exercise B. bath C. friend 23. ( ) A. talk B. teach C. help 24. ( ) A. raised B. looked C. hurried 25. ( ) A. exactly B. finally C. carefully 26. ( ) A. wing B. foot C. head 27. ( ) A. waiting for B. looking after C. talking about 28. ( ) A. stronger B. taller C. thinner 29. ( ) A. happy B. afraid C. disappointed 三、任务型阅读 阅读短文，根据短文内容完成下列小题。 Ants are everywhere! We usually feel angry about them. However, these little ones also teach us something. Never give up Did you notice that when something is in front of ants, they do not sit down or become sad? They just keep going. One day, I watched a small ant taking a bug back to its nest. A leaf in the way was a big problem, but the ant was not giving up. It tried very hard to work out a way. Finally, the ant got that bug over the leaf and into the nest. Ask for help Think about it: Did you see an ant move something too big by itself? That never happens. When a load is too big, the ant signals to others for help. Why don’t we do more of this? Sometimes, we are just too afraid to ask someone to share the load. Sharing can make our life much easier. Think winter in summer Ants know there are seasons. They collect food and build the nests all through the summer even when they still have enough to eat. So when the cold days of winter come, the ants can stay in their warm nests and never worry about being hungry. They plan for their life! How great the ants are! 1. How do people usually feel about ants according to the writer? ________ 2. What does the ant do when a load is too big? ________ 3. When do ants collect food? ________ 4. What good result will people get if they work together like ants? ________ 5. 翻译画线句子 ________ 学科网（北京）股份有限公司 $