1、Unit 1 Food mattersGrammar and usageWhat are they doing?They are having meals.Where are they having meals?At restaurant and homeDo you prefer to have a meal at home or at restaurant?Think about:food,service,atmosphere,place,efficiency,lifestyle,habit,etc.Food is as fundamental to man as the people a
2、re to the state.Chen ShouTo-infinitivesTo-infinitives can be used as subjects,predicative,objects,complements,attributives and adverbialsTo-infinitives as attributivesTeachers are always the first to come and the last to leave.used to describe a noun To-infinitives as adverbialsTo be admitted by a k
3、ey university,we must try our best to study hard.Purpose It functioning a s one of the main components of a clause,being the element about which the rest of the clause is predicated.Forming or contained in predicate/donating a use of the verb to be to assert something about the subject.To travel abr
4、oad on my own is my dream.Your task today is to clean the house.ABelow is a blog entry about eating out and eating at home.Find the sentences that use to infinitives as subjects or predicatives and fill in the table below.The first ones have been done for you.When I picked a popular recipe and gave
5、it a try,I discovered that it was not that difficult to make a simple and tasty dish.My plan is to invite my friends over at the weekend to show them my new-found skills.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.My pl
6、an is to invite my friends over at the weekend to show them my new-found skills.动词不定式在句中用作主语。To cook Chinese food is not easy.动词不定式作句子主语时可以用形式主语it代替，将不定式置于句末。It is difficult to find a true friend.It is my a pity for you to have missed this gameThe pattern of the to-infinitives forms used as subjects
7、动词不定式前可以加上for引导的短语作为不定式的逻辑主语。Its for you to make the final decision.The pattern of the to-infinitives forms used as subjects动词不定式作表语，一般用于be或seem等系表动词后面。My dream is to be a doctor.动词不定式作主语和表语时，可以有被动形式。It was a great honour to be invited here today.My dream is to be admitted to Peking University.The p
8、attern of the to-infinitives forms used as predictatives 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).Working out the rulesitbeIt is difficu
9、lt to find a true friend.My dream is to be admitted to Peking University.Cooking at homeEating at restaurantDownload an appTry new restaurantSocial activityCheaper and healthierCook what I wantSkillA variety of recipes(details instruction)Do you agree with his/her ideas?Would you like to download th
10、e app?Do you believe that you can cook all dishes by learning from recipe?B1Rewrite the following sentences using to-infinitives according to the requirements in the brackets.1.The next dish that the cook will prepare is Kung Pao Chicken.(attributive)to be prepared by the cookThe next dish is Kung P
11、ao Chicken.2.The preparation of home-cooked meals is easy and enjoyable.(subject)To prepare home-cooked meals is easy and enjoyable.to prepare home-cooked meals.It is easy and enjoyable3.Her dream is that she will open a restaurant some day.(predicative)to open a restaurantHer dream is some day.4.We
12、 will put the potatoes in the pot first in order that they will be cooked quickly.(adverbial of purpose)to cook them quickly.We will put the potatoes in the pot first(in order)5.I consider the Soup of the Day as the best potion on the menu.(object complement)to be the best optionI consider the Soup
13、of the Day on the menu.B2Below is a lifestyle magazine article.Complete the article with the correct forms of the verbs in the brackets.Locatedto seeto turnto sitpaintedrangingto inviteto beAnswer the following questions after reading the article.(1)How are the to-infinitives used as in each sentenc
14、e of this article?(2)What makes eating there enjoyable?(3)How can you get the most wonderful views?B3Imagine your friend has taken you out to dinner at Sky Buffet.Write a thank-you note to your friend,offering to return the favour by inviting him or her to your home for dinner next weekend.Remember
15、to use to-infinitives.Use the expressions below to help you.Thank-you note:what you enjoy,your appreciation.Invitation:event(attractions),time,any other notes?thank-you note I am writing to thank you for taking me to Sky Buffet.It was so kind of you to invite me and book a table by the window.It was
16、 wonderful to see the city scenery and watch the beautiful sunset.I have always wanted to give Sky Buffet a try,and it c e r t a i n l y l i v e d u p t o m y expectations!purposedetailscommentShow your appreciate offering to return the favour Do you have any arrangements next weekend?My plan is to
17、invite you over to my home for dinner next Saturday.The view wont be as good as at Sky Buffet but I would like to cook you something special to thank you.timeeventspecialtySearch recipe of your favourite food or food you are curious about,and have a try.Then,write a blog and use To-infinitives as subjects and predicates.Thank you!
