Unit 5 Grammar学案2022-2023学年沪教牛津版（广州沈阳通用）八年级英语下册

牛津英语（深圳-广州版）八年级下册导学案 ( No. 2 123 )Module 3 Animals Unit 5 Save the endangered animals -- Grammar Class ______________ No. ______________ Name __________________________ 【学习目标】 1. 掌握 “It is + adj + for + n / pron + to + v + 其它.” 的句子结构； 2. 掌握 “It is + adj + of + n / pron + to + v + 其它.” 的句子结构； 3. 掌握 “... enough to”，并会把它与“too ... to”或“so ... that”替换。 【学习过程】 Step 1 Practice “It is + adj + for + n / pron + to + v + 其它.”. 在句型“It is + adj + for + n / pron + to + v”中，it是形式主语，不定式to do是真正的主语。 此句型中的形容词表示句中动作的特征，如可能性、必要性、重要性、紧迫性、频繁程度以及价值判断等。常用于这一句型的形容词有：common，easy，difficult，hard，useful，（un）important，（un）necessary，（im）possible，（un）usual等。 Please practice: 1. It is ____________ for us to protect them. 2. It is ____________ for people to save endangered animals. 3. It is ____________ for me to spend one hour finishing the job. Step 2 Practice “It is + adj + of + n / pron + to + v + 其它.”. 在句型“It is + adj + of + n / pron + to + v”中，it是形式主语，不定式to do是真正的主语。 此句型中的形容词表示句中的人或事物的特征，主要是描述某人的性格品质。常用于此句型的形容词有：careless，clever，generous，kind，cruel, nice，polite，silly，wise，brave，friendly等。 Please practice: 1. It is _____________ of them to kill pandas. 2. It is _____________ of you to try to save the dog. Step 3 学会使用“... enough to”，并会把它与“too ... to”或“so ... that”替换。 在“adj + enough + to + v”结构中，enough为副词，修饰形容词时放在其后，表示主语所指的对象有足够的能力去做某件事，意为“足够……可以做……”。 此结构的否定形式为“not + adj + enough + to + v”，意为“不够……来……”；此外，“too + adj + to + v”意为“太……而不能……”可以与前者互换使用。 Please practice: 1. The baby panda is not old enough to eat bamboo. The baby panda is too _____________ to eat bamboo. 1. He is not strong enough to hold the box. He is too ___________ to hold the box. More exercises: Change the following sentences into another sayings with the same meanings. 1. He is old enough to go to school. He is ____________ _____________ that _____________ ______________ go to school. 2. She was so weak that she couldn’t take care of her baby. She was _____________ weak _____________ take care of h