1、第 1 页 共 6 页 Book 3 Unit 3 The world online Grammar and usage Verb-ing forms as attributives, adverbials and object complements 一、一、教学目标教学目标 By the end of this section, students will be able to: 1. categorize the functions of verb-ing forms and summarize the general rules; 2. change sentence structur
2、es with verb-ing forms; 3. apply verb-ing forms in new situations appropriately. 二、二、教学重难点教学重难点 1. To distinguish the functions of verb-ing forms and apply them correctly; 2. To describe new situations using verb-ing forms. 三、三、教学过程教学过程 步步 骤骤 教学活动教学活动 设计意图设计意图 互动时间互动时间/ /模式模式 Lead-in Step 1 The teac
3、her provides some online activities to ask the students to judge whether they are proper and responsible online behaviours. ( ) attending an online conference ( ) clicking whatever links ( ) spreading rumours on the Internet ( ) consulting an online doctor ( ) having online transactions with an onli
4、ne friend ( ) posting a blog online ( ) referring to online resources when writing a paper 从单元话题导入 本课， 在呈现目标语法 知识之前提供引导性 的语料，活跃课堂气 氛， 创设语境， 引导学 生进一步探究本单元 主题意义。 4 Individual Work Pair Work Class Work 第 2 页 共 6 页 ( ) giving a thumb-up to an online friends update Then students come up with other online
5、 activities and ask their partners whether they are proper and responsible online behaviours. After that, the teacher asks students what they should do to make sure that the Internet will really be a world without frontiers. Step 2 The teacher has students answer the following questions to get stude
6、nts involved in the learning mood. 1. What will you do if you want to learn to dance? 2. Whats the learning resource mentioned in the article dance lovers can take advantage of? 通过师生问答， 自 然导入本单元语法项 目， 为学生在语篇中接 触相关语法项目做好 准备。 2 Individual Work Class Work Exploring the rules Step 3 The teacher has stud
7、ents read an article about a website for dance lovers and find the sentences with the verb-ing forms. 1. JustDance is a website belonging to all dance lovers. 2. Fiona Lin, the lady running the website, had the idea after she watched her daughter dancing two years ago. 3. She always found dance rela
8、xing after a long day at school. 4. Taking advantage of the sites great start, Fiona decided to add more content. 让学生在真实语 境中观察、 分析、 充分 感知动词-ing 形式的 不同功能及含义， 为归 纳语法规则做好铺垫。 同时， 通过更多例句来 启发、 诱导、 点化学生 体会语言的规律性。 8 Individual Work Class Work 第 3 页 共 6 页 5. The website welcomes inspiring stories from dance
9、lovers about how they started dancing and how dance has changed their life. 6. Having achieved such success, Fiona hopes to attract more users through new media. Then the teacher guides students to pay attention to the verb-ing forms in each sentence and figure out the function of them. After that,
10、students summarize the functions of the verb-ing forms in different situations and finish the table in Part A on Page 34. Students observe the verb-ing forms already provided in the table. 1. Verb-ing form a website belonging to all dance lovers functions as an attributive. 2. Verb-ing form the lady
11、 running the website functions as an attributive. 3. Verb-ing form relaxing functions as an object complement. 4. Verb-ing form Taking advantage of the sites great start functions as an adverbial. 5. Verb-ing form inspiring functions as an attributive. 6. Verb-ing form Having achieved such success f
12、unctions as an adverbial. 第 4 页 共 6 页 Step 4 Students work out the rules by observing the functions of each verb-ing form in the table and fill in the blanks on Page 34. 1. The verb-ing form can be used like an adjective or an adverb, indicating an active meaning. 2. When the verbing form is used as
13、 an attributive, it often comes before the noun, but the verb-ing phrase used as an attributive is usually put after the noun. 3. When used as an adverbial, the verb-ing form can express time, reason, purpose, result or condition. 4. The verb-ing form can also be used as an object complement. The te
14、acher can guide students to go through the grammar notes on Pages 99100 to help them understand the rules thoroughly. 通过接触大量含 有 不 同 功 能 的 动 词 -ing 形式的结构， 小组 合作探究， 学生自主归 纳出动词-ing 形式的 主要功能，体会动词 -ing 形式不同功能所 表达的意义， 发展分析 性思维能力， 最终习得 目标语法结构。 3 Class Work Applying the rules Step 5 The teacher has students
15、 read the four sentences in Part B1 on Page 35 and figure out the functions of the verb-ing form in the missing parts in each of the four incomplete sentences. Students rewrite the four sentences using verb-ing forms as attributives, adverbials or object complements. 在使用的过程中 逐步建立起动词-ing 形式的语法系统， 体现
16、语言的工具性。 3 Individual Work Step 6 Students read the conversation between Anna and her friend Jen. Then complete the 有意义的操练活 动能吸引学习者的注 5 Individual Work 第 5 页 共 6 页 conversation with the correct verb-ing forms of the verbs in Part B2 on Page 35. Ask student to find out the pattern of the verb-ing form
17、s used as an attributive, an object complement and an adverbial: The pattern of the verb-ing form used as an attributive: a verb-ing form + a noun a noun + a verb-ing phrase The pattern of the verb-ing form used as an object complement: a transitive verb + an object + a verb-ing form with + an objec
18、t + a verb-ing form The pattern of the verb-ing form used as an adverbial: A verb-ing form or a verb-ing phrase put at the beginning, in the middle or at the end of a sentence, with its logical subject in agreement with the subject of the sentence. 意力， 同时关注到学习 难点， 包括形式、 意义 和用法上的难点， 着重 培养学生的辨析能力。 Ste
19、p 7 The teacher has students describe the pictures in Part B3 on Page 35 using verb-ing forms as attributives, adverbials or object complements. 设计巩固操练和 实际运用的教学活动， 使学生内化语法规则， 强化句法意识。 5 Group Work Class Work Step 8 Students work in groups to talk about their online activities using verb-ing forms as
20、attributives, adverbials or object complements. The teacher encourages students to learn the examples in Part B3 and write a short passage related to their online activities using different 拓展单元话题的 内涵， 鼓励学生在后期 输出阶段陈述个性化 的观点与策略， 练习表 达，达成语法项目。 8 Group Work 第 6 页 共 6 页 verb-ing forms. Students present
21、their passages in groups and correct errors among peers. Consolidation Step 9 Exercises Fill in the blanks with proper verb-ing forms. 根据学生的知识 基础与学习需要， 有针 对性地进行课堂巩固。 5 Group Work Class Work Homework 1. Finish writing your online activities using verb-ing forms as attributives, adverbials or object complements. 2. Finish the workbook. 2
