牛津译林版(2019)选择性必修第一册 Unit 1 Food matters Grammar & usage 课件（18张PPT）

(共18张PPT)
Lead-in
1
Reading
2
Self-study
3
Homework
4
CONTENTS
1
Lead-in
App’s functions
(5) ________
In the last few weeks, the author engaged in home cooking.
Benefits
In the past, the author liked to eat (1) _______________.
Reasons
The author is eager to try new restaurants.
To eat out was also a social activity (2) _______________________ with friends.
Then the author came across a cooking app last month.
There are lots of (3) _______ to choose from.
It offers (4) _________________ for users to follow step by step.
to cook exactly the author wants
(6) _________
at the restaurant
to enhance the relationship
recipes
detailed instructions
cheaper
healthier
Read Part A
MILK
Unit 1 Grammar & usage
To-infinitives
Made by Cicy
(1) To eat out was also a social activity, allowing me to enhance the relationship with my friends.
(2) There are a variety of recipes on the app to choose from.
(3) My plan is to invite my friends over at the weekend to show them my new-found skills.
宾补
定语
目的状语
找出A中的to do
To-infinitives as subjects To-infinitives as predicatives
To eat out was also a social activity, allowing me to enhance the relationship with my friends.
When I picked a popular recipe and gave it a try, I discovered that it was not that difficult to make a simple and tasty dish.
Not that long ago, my first thought at mealtimes was to eat at a restaurant.
My plan is to invite my friends over at the weekend to show them my new-found skills.
Complete the table of Part A
When the to-infinitive is used as a subject, we usually use the preparatory subject (1) at the beginning of the sentence.
The to-infinitive can also be used as a predicative. It usually comes after the verb (2) .
it
be
Exlporing the rules
Self-study
读课课练P9。
到哪里去度假以及何时去度假还没有决定。
Where to go on a holiday and when to go for the holiday
(decide).
2. 到哪里去，何时去度假还没有决定。
Where and when to go on a holiday___________________(decide).
have not been decided
has not been decided
to do作主语(1)
eg. It is a shame to litter.
It is a privilege to meet you.
it 作为形式主语时，常见句型:
It + be +adj. + ( for sb) to do sth ( adj 修饰物）
It + be +adj. + ( of sb) to do sth ( adj 修饰人）
It + be + n. + to do sth
It + v. + O + to do sth
to do作主语(2)
乱扔垃圾可耻
认识你很荣幸
to do作表语
1. 动词不定式做表语直接用在系动词之后，起解释说明的作用，其主语通常是 aim, ambition, dream, duty, goal, idea, intension, plan, purpose, task, way, wish 等表示意向、打算、计划的词。
eg. Her wish is to be a teacher.
The duty of soldiers is to defend their country.
她的愿望是当一名教师。
军人的职责是保卫祖国。
to do作表语
2. 动词不定式做表语用在 seem, appear, remain, prove, turn out 等之后：
Several problems remain to be settled.
有几个问题有待解决。
3. 用于表达想法、约定、义务、命令、可能性、命运等。如：
We are to meet at the station at there.
How are we to convince him
You are to come when I call.
The question is how to carry out the plan.
4. “疑问词+不定式”也可以用作表语
to do作表语
Located
to turn
to sit
painted
ranging
to invite
to be
to see
B2
1. The next dish to be prepared by the cook is Kung Pao Chicken.
2. To prepare home-cooked meals is easy and enjoyable./
It is easy and enjoyable to prepare home-cooked meals.
3. Her dream is to open a restaurant some day.
4. We will put the potatoes in the pot first (in order) to cook them quickly.
5. I consider the Soup of the Day to be the best option on the menu.
B1
Homework
Finish C, P58.
谢谢
欣赏
THANK YOU FOR WATCHING
MILK
to look
to be heard
to decide
shutting
to be
spent
to complete
lowered
To free
to be updated
C, P58