Unit 1 Making a difference

teaching methods:
1.review method to help the students remember what they have learnt before.
2.explanation and inductive methods to make the students master the usages of the infinitive.
3.individual work or pair work to make every student work in class.
teaching aids:the blackboard
teaching procedures:
step i revision
have a dictation of some words and expressions..
step ii word study
t: now let’s do an ex to see how to explain some words in english, according to the meanings of the sentences. please turn to p5. let’s do the ex in word study. choose the closest meaning to the underlined word in each sentence. first we’ll learn a new phrase: use up. do it by yourself and you can discuss in pairs.
step iii grammar（詳解見后）
bb:1. he hoped to visit china again .
2. it took a lot of time to finish the report .
3. please give the boy sth to play with .
4. he went home to see his sick mother .
5. her wish is to become a pop singer .
t: tell me the function of the underlined part in each sentence.
s: no.1 is used as the object.
s: no.2 is used as the subject. it is more usual to use formal subject “it” and the infinitive phrase is usually placed at the end of the sentence, that is “it is…to do sth.”.
s: no.3 is used as the attribute.
s: no.4 is used as the adverbial for purpose.
s: no.5 is used as the predicative.
t: now let’s do an ex on the screen. group the infinitives according to how they are used.
1.some things need (1) to be believed (2) to be seen .
2.the doctor told him that he may not have more than twelve months (3) to live .
3.(4) in order to get married ,i needed a job, and (5) in order to get a job , i needed a phd.
4.readers were pleased and surprised (6) to find that a scientist could write about his work in a way that ordinary people could understand .
5.he traveled around the world (7) to give lectures .
6.what does it mean (8) to be a scientist?
7.people who listen to hawking’s lectures sometimes find it difficult (9) to understand him .
8.(10) to explain what they have seen , they build a theory about how things happen and the causes and effects.
s: subject:(8)
attribute(2)(3)
object(1)(9)
adverbial(4)(5)(6)(7)(10)
step iv practice
t: now let’s do some exercises on p6, ex2 and ex3.rewrite the sentences with “to be done” or “to have been done”.
he wanted the nurses to take care of the patient.
—he wanted the patient to be taken care of.
because “the patient” is the logical object of “take care of”, the passive infinitive should be used in the second sentence.