Unit 2 Topic 3 Section B导学案2023-2024学年 仁爱科普版英语九年级上册

2023年秋季学期九年级上册导学案（仁爱版） Unit 2 Topic 3 Section B 【学习目标】 1.谈论在日常生活里怎样进行环保。 2.巩固并列句的用法 【自学新词汇】 1、 写出下列单词的英文及词性。 action n.行动;行为 二、在文中找到并画出下面的短语： 1.应该 ought to 2.代替,而不是 instead of 3.停止，关掉 shut off 4.毕竟;归根结底 after all 【重点句型】 1.你想成为一个环保人士吗? Would you like to be a greener person? 2.不要用塑料袋。 Don't use plastic bags. 3.说比做容易。 Easier said than done. 4.事实胜于雄辩。 Actions speak louder than words 【知识点讲解】 1. First, you ought to shut off the electricity when you leave a room.首先,当你离开房间时应该关灯。 ①ought to 应该,应当(情态动词无人称、时态及数的变化)，表示责任义务或道义上应该，语义同 should。 注意:ought to 的否定形式为:ought not to do sth. ,缩略形式:oughtn't to,疑问形式为:Ought +主 语 +to do sth.? ②shut off 关掉,切断 拓展:turn off 关掉 turn up 调高 turn down 调低 turn into 变成,成为 2. Second, you'd better walk or ride a bike instead of taking a bus or a taxi if you travel a short distance.其次,如果你是短途旅游,你最好走路或骑自行车而不是坐公交车或出租车。 had better(not) do sth.最好(不)做某事。 instead of 代替,而不是(介词短语), of 是介词,后跟动词-ing 形式。同义词组:take the place of (动词短语). 3. It's so easy to be a greener person. 成为一名环保使者真容易。 It is/was +adj. +to do sth.句型中的 it 是形式主语,真正的主语是 to do sth.。类似的句型有 It is/ was + adj. + of/for sb. to do sth.。 当用形容词来描述人的性格、特征、品质时，通常选用 of，这类形容词有 good, kind, nice, wise, clever, foolish, right, wrong, careful 等。当形容词用来描述事物的性质、特征时,通常选用 for,这类形容词有 easy, difficult, hard, important, necessary, possible, interesting等。 Eg:It's nice of you to come.你能来实在太好了。 It's very important for everyone to protect the environment.对每一个人来说，保护环境都很重要。 4. Actions speak loude r than words.听其言不如观其行；行胜于言。 拓展：谚语 Seeing is believing.眼见为实 【巩固练习】 Ⅰ.根据句意，用括号内所给单词的适当形式填空。 1. How dangerous it is for a child________(swim) alone in a river! 2. He has a collection of stamps. He can not only enjoy them but also use them________(mail) letters. 3. Students can't enjoy the colorful school life if they study at home instead of________(go) to school. 4. The students ought________(wear) school uniforms when they're at school. 5. You'd better ______