8bGrammar (1-2)Period 5-6Examples:Its necessary to group a team of four.necessary usefulIts necessary to train before the walk.Its necessary to help each other.Its necessary to support each other.Its useful to have support teams.This structure is used to express how we think about something. It equals To do sth +is +adjective .It is +adjective + to do sth.do donate give help join keepmeaningful the Tree-planting ClubIt is meaningful to join the Tree- planting Club.do donate give help join keepimportant parkscleanIt is important to keep parks clean.do donate give help join keeppoliteseatsthe elderlyIt is polite to give seats to the elderly.do donate give help join keepgoodblind peoplecross the road It is good to help blind people cross the road.do donate give help join keephelpfulmoneyto charitiesIt is helpful to donate money to charities.do donate give help join keepfun voluntary workIt is fun to do voluntary work.What should I pay attention to both before and during Oxfam Trailwalker? It is necessary for you to train yourself before the walk. It is useful for you to have support teams to bring you food, drinks and warm and dry clothes. It is necessary for you to support and help each other both before and during the walk.It is necessary for you to support andhelp each other both before and during the walk.It is necessary for you to train yourself before the walk.It is useful for you to have support teams to bring you food and drinks. It is + adj. + for sb. to doAsking about Oxfam TrailwalkerLucy: What is Oxfam Trailwalker?Lily: Oxfam Trailwalker is a tough charity walk. Its _ to finish it within 48 hours.Lucy: Whats a charity walk?Lily: It is a fund-raising event. Its _to support Ben. His team needs to raise at least HK$6,000.necessary for peopleimportant for us important for Benimportant for usimpossible for younecessary for peoplemeaningful for meLucy: What are you going to do for Ben?Lily: I am going to donate my pocket money to support Ben. Its_ to help him.Lucy: I want to help Ben too. I can give him my bottle of milk.Lily: What for?Lucy: Its _ to drink milk to keep fit.Lily: Thank you,Lucy, but I think Ben can exercise to keep fit.meaningful for me important for BenLucy: Can I join it too?Lily: No, you cant. Youre not 18 years old yet. It is_ to join Oxfam Trailwalker.impossible for you Is it necessary that you start training a few months before the walk? It is necessary that you start training a few months before the walk. It is + adj. + that - clause Rearrange the words below to form sentences:1. necessary / we / It / that / the elderly / is / help It is necessary that we help the elderly. 2. is / deaf / sad / that / some people / It / are It is sad that some people are deaf.3. is / some people look down on / It / wrong / blind people / that It is wrong that some people look down on blind people.4. sad / to school / It / that / some children / is / cannot go / in poor countries It is sad that some children in poor countries cannot go to school.1.Its necessary for people to finish it within 48 hours.2. Its important for us to support Ben.3. Its impossible for you to join Oxfam Trailwalker. 4. Its meaningful for me to help him.5. Its important for Ben to drink milk to keep fit.Its necessary that people finish it within 48 hours. Its important that we support Ben. Its impossible that you join Oxfam Trailwalker. Its meaningful that I help him. Its important that Ben drinks milk to keep fit.for sb. to do sth.that-clauseIt is + adj. + to do sth.We can use the structures to express our feelings and opinions.1.students use mobile phones at school 2. healthy people donate blood 3. students do homework for over three hours every day 4. China hosts the Olympic Games.5. Students buy snacks at the school gate.6. Tom talks with a mouth full of food.Make sentences with the patterns:Its +adj.+ to do / for sb. to do/ that-clauseChoose one of the topics to make conversations: 1. playing video games 2. joining a charity walk 3. a topic you are interested inUse the structures as many as possible: to do It is + adj.+ for sb. to do that clause Translate the following sentences into English:1.在两天内筹集五万港币是很困难的。在两天内筹集五万港币是很困难的。 It is difficult to raise HK$50,000 within two days.2.学生学习团队精神是非常重要的。学生学习团队精神是非常重要的。 It is important that the students learn team spirit.3.你们带上地图去旅行是很有用的。你们带上地图去旅行是很有用的。 It is useful for you to take a map with you while travelling.4.人们单独去远足是很危险的。人们单独去远足是很危险的。 It is dangerous for people to go hiking alone.5. 每年春天在河边种一棵小树对他来说很有意义。每年春天在河边种一棵小树对他来说很有意义。 It is meaningful for him to plant a tree near the river every spring.for sb. to do sth.that-clauseIt is + adj. + to do sth.We can use the structures to express our feelings and opinions.Language points: Language points:1.feel about sth.2.train yourself before the walk 3.have your own support team4.look down on/upon blind people means: consider yourself better than others5.there are other ways to help people = there are other ways of helping people6.join the Tree-planting Club7.keep parks clean(keep you comfortable)8.give seats to the elderly9.do voluntary work 10.subject/object pronouns11.Lilys younger/elder sister12.What for? = Why?13.drink milk to keep fit (fitness n.)14.exercise to keep fitHomework:1.Recite Lucy and Lilys conversation;(p101) 2.Write down the conversation you made in class;3.3. Do exercises 4. in the Assessment Book.5.