Unit 4 Grammar-牛津译林版八年级英语上册.pptx

Imperative Sentence 祈使句祈使句 -giving instructions 发指令发指令 We start a sentence(句子句子)with the base form of a verb when we want to tell people what to do.e.g.Put up a picture on the wall.Paint the walls blue.We often add please in a sentence to make an instruction more polite.e.g.Please fix the shelf for me.Dont touch the wet paint,please.e.g.Dont paint the cat.dont do it before reading instructions.We often add do not/dont in front of a verb when we want to tell people not to do something.（否定句）（否定句）PleaseMillie is teaching her classmates how to make cards to help them remember things better.Look at the pictures and help Millie complete the instruction.How to make cardsCut_ out pieces of card with a pair of scissors._ some words or a sentence on each card.Write_ a picture about the words or sentence on the other side of the card.Draw_ at the picture and _ to remember what is on the other side.Look try Please _(not)up._ trying,and you will find you can remember things better.dont giveKeepUsing“should”and“had better”We use should and had better when giving advice and telling people what we think is the best or right thing to do.The tone of had better is stronger than should.Grammar B DIY adviceSuzy is giving DIY advice to her classmates.Read the advice below.Help Suzy make sentences with should(not)or had better(not).a begin your work without reading them b join a DIY club to learn more about it c be patient d buy some to learn more about it e play with them when you do DIY jobs1.There are many useful books about DIY.You should/had better buy some to learn more about it.2.DIY is not easy.You should/had better join a DIY club to learn more about it.You shouldnt/had better not begin your work without reading them.3.Instructions are important.You shouldnt/had better not play with them when you do DIY jobs.4.Scissors can be dangerous.You should/had better be patient.5.Sometimes itll take time to do a DIY job.How to be a good student We _ be late for school.We _ listen carefully in class.We _ look out of the window in class.We _ keep your classroom clean.We _ be friendly to others.should(not);had better(not)shouldnt/had better not should/had better shouldntshould/had better should/had bettercertainuncertaincomfortable uncomfortableimportantunimportantinterestinguninterestingactiveinactivecorrectincorrectpatientimpatientpossibleimpossiblepoliteimpolite.Add the correct prefixes to some of the adjectives so that the sentences make sense.1.Annie:Do you spend a lot of time doing outdoor sports?Simon:Sure.Its usual for me to stay at home all day.2.Sandy:Our neighbour next door is putting something on the wall.Mum:Its possible to sleep with all that noise.unusualimpossible3.Mille:Are you able to fix your bicycle,Andy?Andy:No.Im certain that I can fix it myself.4.Mum:Suzy,your room is really tidy -things are all over the floor.Suzy:Sorry,Mum.Ill tidy up right now.untidyuncertain