Unit5知识点-Grammar语法练习 2025-2026学年沪教版八年级英语下册

八年级英语下册Unit5知识点-Grammar语法练习 小试牛刀 A. 用 for 或 of 填空 1. It is not easy __________ many animal species to survive. 2. It was very cruel __________ them to do so. 3. It is wrong __________ them to sell products from animals in danger. 4. It is important __________ us to protect nature. 5. It is very kind __________ him to help! B. 用所给形容词和 enough 的适当形式填空 1. The elephant was __________ (strong) to walk. (否定) 2. The elephant is now __________ (strong) to walk. 3. I was __________ (brave) to tell him to stop. (否定) 4. They were __________ (kind) to help me. 5. Baby sheep are __________ (big) to feed themselves. (否定) 配套练习 A. 单项选择（★） 1. It is not easy ______ many animal species to survive. A. of B. for C. to D. with 2. It was very cruel ______ them to kill the tiger. A. of B. for C. to D. with 3. The elephant was not strong ______ to walk. A. too B. very C. enough D. so 4. It is very kind ______ him to help us. A. of B. for C. to D. with B. 用括号内单词的正确形式完成句子（★★） 1. It is __________ (important) for us to protect the environment. 2. It was __________ (cruel) of them to kill the wild animals. 3. The baby bird is not __________ (big) to fly. (用 enough 结构) 4. She was __________ (kind) to help the injured dog. (用 enough 结构) 5. It is __________ (wrong) of people to buy products made from endangered animals. C. 补全对话（★★★） Ma Kai: A boy was throwing rocks at a wild duck in the zoo, but I was (1) __________ (not brave / tell) him to stop doing it. Then a man and a woman walked past, so I told them what was going on. They were (2) __________ (kind / help) me. The boy ran away immediately! Du Yun: What happened to the duck then? Ma Kai: It flew away from us. I think it came close because it was hungry. Du Yun: Did you see any other animals during your trip? Ma Kai: Yes, I saw some sheep in the feeding area. Baby sheep are (3) __________ (big / feed) themselves. I took some photos. Here! Take a look! Du Yun: Wow! How cute! D. 拓展思考（★★★） 请用 It is + adj. + for/of sb. + to do 和 adj. + enough + to do 各写两个句子，描述保护濒危动物的行动或建议。 It is + adj. + for/of sb. + to do： 1. ________________________________________________ 2. ________________________________________________ adj. + enough + to do： 1. ________________________________________________ 2. ________________________________________________ 参考答案与解析 小试牛刀 A. for / of 1. for 2. of 3. of 4. for 5. of B. enough 结构 1. not strong enough 2. strong enough 3. not brave enough 4. kind enough 5. not big enough 配套练习解析 A. 单项选择 1. B（解析：for sb. 表示“对某人来说”） 2. A（解析：of sb. 描述人的品格） 3. C（解析：adj. + enough + to do 结构） 4. A（解析：kind 描述人的品格，用 of） B. 完成句子 1. important 2. cruel 3. big enough 4. kind enough 5. wrong C. 补全对话 (1) not brave enough to tell (2) kind enough to help (3) not big enough to feed D. 拓展思考（参考范文） It is + adj. + for/of sb. + to do： 1. It is important for us to stop killing endangered animals. 2. It is cruel of hunters to kill elephants for their tusks. adj. + enough + to do： 1. We are old enough to understand the importance of protecting nature. 2. The panda is not strong enough to live in the wild alone. 1 学科网（北京）股份有限公司 $