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《Grammar and usage(1)： To infinitive； Bare infinitive》公开课教案优质课下载
To summarize common and important verbs related to infinitive and verb-ing
To apply what they learn to practice by fulfilling some written mistakes.
Teaching Key Points:
The usages of persuade and discourage
Teaching Difficulties:
The usages of infinitive and verb-ing
Teaching Procedure:
Step One: Leading-in
T: (Greet the class as usual) Now boys and girls, please look at the screen and tell me the functions of the underlined parts in the sentences: subject, object, object complement, attributive, predicative, or adverbial?
Tom seemed excited when he heard the good news yesterday.
My mother didn’t allow him to go out, for he had lots of homework to do.
In order to keep healthy, Jack takes exercise every morning.
(T helps students review the basic sentence elements. Have students analyze the above sentences. Give them some to discuss the sentences in pairs first and then check the answers.)
Step Two: To-infinitive
T: Very good! Now, please open your book to page 8 and read the instruction to tell me the basic structure of the to-infinitive.
S: to + the base form of a verb
T: (Make sure students know what it is.)
That’s good. The to-infinitive can be used alone or as part of an infinitive phrase. Next go through the sample sentences in point 1 and tell me the functions of the to-infinitive.
Ss: …
(Let them talk about them in groups of four and then check the answers as a whole. T can show the students more examples if possible and collect them in the following table.)
FunctionsSample SentencesSubjectTo find a best friend is difficult.
It is difficult to find a best friend.ObjectI need to sleep for eight hours every day.
Please remember to write to me. Object
ComplementI ask him to come over.
He ordered Tom to leave at once.AttributeI have an important meeting to attend.