内容正文:
第四课时 Grammar
◇目标导航◇
类别
课时要点
重点单词
argue vi.争论,争吵,争辩
silly adj.傻的,愚蠢的
normal adj.正常的,典型的
stressed adj.焦虑不安的
bottom n.底部;底
dialogue n.对话
communicate vi.沟通vi.& vt.交流
dictionary n.词典,辞书
youth n.青年;青春
重点短语
fall behind落后;跟不上
stay away from远离;回避
argue with sb和某人争吵/争论
教学重点
引导学生系统学习if/whether引导和疑问词引导的宾语从句,掌握结构与语序。
教学难点
指导学生正确使用引导词,严格遵循陈述语序,区分if/whether的用法。
◇教学过程◇
Step 1 Leading in
1.Greet the class and present sentences with object clauses from the reading.
2.Lead in the grammar:object clauses introduced by if/whether and question words.
Step 2 Presentation:Object clauses introduced by if/whether
1.Explain that if or whether can introduce an object clause which changes a yes⁃no question into part of a sentence.
2.Emphasize that the word order in the object clause should be the same as that in a statement.
3.Explain that object clauses introduced by if/whether often follow verbs such as “ask,see,wonder” and “find out”,and that whether is often preferred in formal situations.
Step 3 Practice
1.Work on A1
(1)Ask students to complete Amy’s diary entry using that or if/whether according to whether the clause is a statement or a yes⁃no question.
(2)Check the answers and ask students to explain why each introductory word is used.
2.Work on A2
(1)Organize students to talk with partners about their learning problems,using object clauses introduced by if or whether.
(2)Invite some pairs to share and give feedback.
Step 4 Presentation:Object clauses introduced by question words
1.Present the examples in B and explain that question words such as what,who,when,where,why and how can introduce object clauses that express wh⁃questions.
2.Emphasize again that the clause uses statement word order,not question word order.
3.Compare “Why do my parents have so many rules?” with “I do not understand why my parents have so many rules.” to make the change clear.
Step 5 Practice
1.Work on B1:Ask students to complete each object clause with the correct question word.Then check.
2.Work on B2:Let students rewrite Daniel’s direct questions as object clauses introduced by if/whether or question words.Then let them read out and check together.
3.Work on B3:Ask students to complete the conversation between Sandy and Millie with that,if/whether or a question word,and explain the meaning relationship in each blank.
4.Work on B4:Ask students to write a short letter to Mr Friend about one problem,using different kinds of object clauses to express concerns and questions.
Step 6 Summary and Homework
1.Summarize the choice of introductory words:that for statements,if/whether for yes⁃no questions and question words for wh⁃questions.
2.Emphasize the shared rule that object clauses use statement word order.
3.Assign contextualized practice:write six sentences about teenage problems,including two if/whether clauses,two question⁃word clauses and two that⁃clauses.
◇教学反思◇
本课时把三类宾语从句放在真实语境中进行归纳和比较。学生对if/whether表示一般疑问、疑问词表示特殊疑问的语义区分理解较快,但仍容易在从句中保留疑问句语序,或在that与if/whether之间误选。后续需进行持续巩固。
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