Period4Grammar1.Grammar2TeachingGoals:1.ToenableSstosummarizetheuseofthe-ingformusedastheobjectandthesubject.2.ToenableSstosummarizetheuseoftheinfinitiveusedastheobject.TeachingProcedures:Step1.RevisionChecktheVocabularyexercisesintheWorkbookonP86~87.Step2.Grammar1Purpose:ToenableSstosummarizetheuseofthe-ingformandtheinfinitiveusedastheobject·1.GroupworkAskSstoreadthefollowingsentencesandtrytoobservetheunderlinedwords.(1)Popartaimedtoshowordinarytwentieth‘centurycitylife.(2)Instead,pictureshouldattempttoshowthe“life”ofitssubject.(3)Icangettiredoflookingatpicturesallthetime.(4)Myparentsarefondofgoingtoartgalleries.(5)Theartistfinisheddrawingahorseinfiveminutes.(6)Theysucceededincrossingtheriver.2.PairworkAskSstoreadthesentencesagain,anddecidewhetherthefollowingstatementsaretrue(T)orfalse(F)