Unit 1 Section B 基础达标练习 2025-2026学年人教版英语七年级下册

7下U1 SectionB 基础达标练习 I. 单项选择 (共5小题,从A、B、C、D四个选项中选出最佳答案) 1. — What do you think of _ koalas? — They are really cute. A. a  B. an  C. the  D. / 2. Dolphins are very smart and they can use their _ to make sounds. A. noses  B. mouths  C. feet  D. tails 3. Many wild animals are _ because people cut down forests. A. in danger  B. in fact  C. on time  D. on sale 4. My brother _ animals very much and he often helps them. A. kills  B. saves  C. carries  D. hurts 5. This kind of bird lives only in _. We should protect them. A. water  B. forests  C. desert  D. grass II. 完形填空 (阅读下面短文,从各题所给的A、B、C、D四个选项中选出最佳答案,共10小题) Lily lives in a small town. She loves animals very much. One day, she finds an owl (猫头鹰) in the forest. The owl can’t fly because its wing (翅膀) is hurt. Lily wants to _1_ the owl. She takes it home _2_ gives it some food and water. The owl is _3_ at first, but then it becomes friendly. Lily calls the animal hospital _4_ help. A vet (兽医) comes and takes care of the owl. Lily looks _5_ the owl every day. The owl gets better and better. _6_, it can fly again. Lily is very happy. She takes the owl _7_ to the forest and lets it go. “Animals are our _8_,” Lily says. “We should not _9_ them. We should learn to _10_ them.” 1. A. kill  B. save  C. catch  D. eat 2. A. but  B. or  C. and  D. so 3. A. shy  B. happy  C. excited  D. clever 4. A. to  B. for  C. of  D. with 5. A. at  B. up  C. after  D. like 6. A. Firstly  B. Finally  C. However  D. Sometimes 7. A. back  B. away  C. out  D. along 8. A. food  B. friends  C. toys  D. dreams 9. A. love  B. protect  C. hurt  D. carry 10. A. play with  B. look for  C. think of  D. care for III. 词汇运用 (根据句意及汉语提示或首字母写出单词的正确形式,共5小题) 1. My cat is very _ (play) and it often runs around the house. 2. The monkey uses its long t_ to get bananas from the tree. 3. We should stop people from _ (kill) tigers for their fur. 4. Linda is a good _ (swim) and she can swim like a fish. 5. The little girl often c_ her schoolbag to the library. IV. 完成句子 (根据汉语提示完成句子,共5小题) 1. 在某些方面,动物和人类很相似。 _, animals are very similar to humans. 2. 大象处于极大的危险之中,因为它们的长牙很值钱。 Elephants are _ because their ivory is very valuable. 3. 我的祖父母经常互相帮助做家务。 My grandparents often help _ with the housework. 4. 我们每天照看这些植物,让它们长得更好。 We _ these plants every day to make them grow better. 5. 不要砍伐太多树木,否则动物将失去家园。 Don’t _ too many trees, or animals will lose their homes. V. 阅读理解 (根据短文内容,选择正确的答案,共5小题) The seahorse is a small and interesting fish. It lives in warm ocean waters around the world. The seahorse has a long snout (口鼻部) and a curved neck like a horse. It uses its tail to hold onto sea plants. Seahorses are not good swimmers. They often stay in one place. The most special thing is that father seahorses give birth to babies. The mother puts her eggs into the father’s pouch (育儿袋) and the father carries the eggs until they hatch (孵化). A father seahorse can have over 1,000 babies at one time! Many seahorses are in danger because people catch them for pets or medicine. We should stop buying them and protect their homes in the ocean. 1. Where do seahorses live? A. In rivers.  B. In cold lakes.  C. In warm seas.  D. In big forests. 2. Why does the seahorse use its tail? A. To catch food.  B. To swim fast.  C. To hold onto plants.  D. To fight enemies. 3. What is special about seahorses? A. They look like horses.  B. Father seahorses have babies. C. They can fly in the air.  D. They are good at swimming. 4. How many babies can a father seahorse have at one time? A. About 100.  B. Over 1,000.  C. Around 500.  D. Less than 50. 5. Why are seahorses in danger? A. Because they kill people.  B. Because people catch them. C. Because other fish eat them.  D. Because they don’t have homes. VI. 任务型阅读 (阅读短文,根据短文内容回答下列问题,共5小题) Ellie is a 12-year-old girl from Canada. She loves foxes very much. Last summer, she found a baby fox in the forest. The fox was hurt and looked weak. Ellie took it home and named it Rusty. She gave Rusty food and water every day. She also took Rusty to the animal hospital for help. After two months, Rusty got healthy again. Ellie wanted to let it go back to nature. However, she worried about it. She asked the wildlife center for advice. The center told her to set Rusty free in a safe forest. Ellie did that and felt happy because Rusty can live freely. Now Ellie often goes to the forest to see if there are any animals in need. She says, “Every small help can make a big difference.” 1. Where is Ellie from? 2. What animal did Ellie find in the forest? 3. What did Ellie do after finding the baby fox? (List one thing) 4. How long did it take for the fox to get healthy? 5. What does Ellie often do now? 参考答案 I. 单项选择 1–5 D A A B B II. 完形填空 1–5 B C A B C 6–10 B A B C D III. 词汇运用 1. playful 2. tail 3. killing 4. swimmer 5. carries IV. 完成句子 1. In some ways 2. in great danger 3. each other 4. look after 5. cut down V. 阅读理解 1–5 C C B B B VI. 任务型阅读 1. She is from Canada. 2. A baby fox. 3. She took it home / gave it food and water / took it to the animal hospital. (任选其一) 4. Two months. 5. She often goes to the forest to see if there are any animals in need. 学科网(北京)股份有限公司 $