·You should shake hands when you meet new people.

　　·You should bring some flowers or a bottle of wine.

　　·You should open gifts immediately.

　　·You shouldn't use family names.

　　·You shouldn't arrive too late.

　　·You shouldn't talk about politics or religion.

　　·You mustn't leave as soon as you finish the meal.

　　·You must thank your host for a wonderful evening.

·You mustn't arrive early. 　　

　　Step 2 Function

　　T:Now look through these sentences again and underline the modal verbs.Then discuss with your partners to see in which situation people use them to give advice.

　　(The teacher gives the students a few minutes to prepare.)

　　T:(A few minutes later.) Are you ready?

　　Ss:Yes.

　　T:Well.According to your discussion,complete the following sentences.

　　(Show the following on the screen.)

　　1.We use the modal verb __________to give advice.

　　2.We use the modal verb __________to give strong advice.

　　3.You __________means It's a good idea to...

　　4.You __________means It's very important to... 　　T:Let's do this together.Fill in the blanks one by one.No.1?Which word?

　　Ss:Should.

　　T:Completely true.What about the second one?

　　Ss:Must.

　　T:Well done.Sentence 3?

　　Ss:Should.

　　T:Good job.How about the last one?

　　Ss:Must.

　　Suggested answers:

　　1.should　2.must　3.should　4.must

　　T:Through Activity 1,we've got something about two modal verbs used to give advice.In the following activity,you can know more about how to use them to give advice.On the screen are five sentences about customs.Work in pairs and complete them with should,must and their negative forms by guessing.

　　Do you know...?

　　1.In France you __________shake hands every time you say hello and goodbye.

　　2.In Thailand you __________touch someone on the head,even by accident.

　　3.In Spain you __________wait until 10 pm before you have dinner.

　　4.In Japan you __________give a pen-knife as a present.

　　5.In Russia you __________make a toast every time you take a sip from you glass.

　　 (Give the students a few minutes to discuss and guess.)

　　T:(When time is up.) Stop here,please,are you ready?

　　Ss:Yes.

T:Well.(The teacher can ask volunteers to do this one by one.)