必修七 unit1 grammar

_to__m_a_k_e__(make)
use
of silk.
定语
3. __T_o_s_a_v_e____ (save ) time is to lengthen life.
主语
4.I stopped the car t_o_ta_k_e_ (take) a short break as I was
3.作表语: 用来说明主语的内容.
不定式常用在系动词 be, seem, appear, get, remain等后 作表语．
My wish is to be a scientist. His job is to look after the patients.
4. 作定语
1. 不定式常放在名词或代词之后做定语 She has no time to visit her friends. I have two books to read. Give me something to drink.
unit.1 Living well ----Grammar
StepⅠ: Lead-in
Translate the following sentences into English.
1.对我们来说，学好英语很重要。 2.我想打篮球。 3.我的梦想是将来当一名医生。 4.我有许多要做的作业。 5.我们的老师鼓励我们努力学习。 6.我起床很早是为了赶上早班车。
step Ⅳ practices
用所给单词的适当形式填空。
1.Lilei is asking his uncle, an English teacher,
_to__h_e_lp_(help) him think of a foreign name.

This problem can be solved. 这问题可解决。 What’s done cannot be undone. 覆水难收。
George might be sent to American by his company in August.公司可能八月份派乔治去美国。
四. 或类似结构（be going to, have to 等）变成 被动语态：
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3．动词＋副词＋介词
a．The poor were looked down upon before liberation．解放前穷人被人瞧不起。
b．He was looked up to by everyone．他被人们所敬 仰。
类似的短语动词有：get out of，look out of，get on with， get along with (与。。。相处)，catch up with (赶上)， keep up with (跟上)．．．
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二、许多不及物动词加上介词或副词而变为及物短语 动词，这时同样可以有被动语态。
但应注意短语的整体性，在变为被动语态时不应丢掉 后边的介词或副词。
1 a．The doctor has already been sent for． b．The news has never been heard of before． 类似的短语动词有：call on，look after，talk about， look at，ask for，wait for．．．
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2．动词＋副词
a．A new play will be put on (上演) next week．

Teaching PlanUnit one GrammarTeaching objectives1. Students can understand the use of the simple present tense of the verb to be indifferent situations.2. Students can use the simple present tense of the verb to be to talk about some peopleor something.Teaching contentV ocabulary：over classroomPhrases：English teacher be good atSentences：I’m (not) …You/We/They are (not) …He/She/It is (not)…Are you/we/they …?Yes, I am./we are./they are. No, I’m not./we are not./they are not.Is he/she/it …? Yes, he/she/it is. No, he/she/it isn’t.Teaching aidmulti-mediaTeaching proceduresStep I Presentation1. Tell students today we’ll learn the simple present tense of the verb to be. (be动词一般现在时)2. Ask students to look at some sentences and find the rules of simple present tense.★描述客观事实I am a student.I am from China.我来自中国。

动词不定式的时态和语态
形 式
一般式 进行式
主 动
to do to be doing
被 动
to be done to have been done
完成式 完成进 行式
to have done to have been doing
(1) They pretended not to see us. (一般式表示与谓语的动作同时/几乎/发 生在它之后。) (2) He pretended to be sleeping. (在谓语动词发生的同时,不定式的动作也 正在进行。) (3) She pretended to have known it before. (完成式表示动作发生在谓语动作之前。) (4) We’re happy to have been working with you. (完成进行式表示谓语动作发生之前, 不定式的动作一直在进行而且可能之后也 继续。)
11. To look after my pets properly takes a lot of time but I find it worthwhile.
不定式
不定式由“to+动词原形”构成,其否定形 式是“not/never to do”,不定式可以带宾 语或状语构成不定式短语,没有人称和数 的变化,但有时态和语态的变化。不定式 可以作主语、宾语、状语、表语和定语， 但不能单独作谓语。不定式的逻辑主语有 时用“for+名词或代词宾格”构成。
A. is said to be buying B. is said to have bought C. had said to buy D. has said to have bought
12. I like getting up very early in summer.