Unit 4Helping people around the worldTaskPerfect tense in Subjunctive MoodListening for problems and causesGroup discussion: making suggestionsWriting a proposalPractice P127 D1南京一中 祖军武Perfect tense in Subjunctive Mood1) Model Verbs + have donemust have donemay/ might have done也许做过;肯定句或否定句might have done本来可能做而没做 ( 含责备意 ) ;肯定句can…have done can’t have donecould have done肯定句或否定句should/ought to have done本应该做而没做;肯定句shouldn’t/oughtn’t to have done ;否定句needn’t have done本不必做 ( 却做了 ) ;否定句had better have done当时最好做了某事 ( 含责备意 )would rather have done当时宁愿做了某事 ( 含后悔意 ) ;(* 反意疑问句 )一定做了某事;肯定句可能做过;否定句或疑问句可能已经 / 本可以做而没做;本不应该做却做了didn’t need to do 本不必做 ( 也没做 )1.You ________________ ( 一定没见过 ) me because it’s the first time I have been here.2. I’m sorry that I’m late. There was too much traffic on my way here, but if I had taken the other road, I ___________________( 也许会到 ) earlier.3.You _________________( 本不必叫醒 ) me up so early .It’s Sunday.4.You __________________ ( 本不应该 ) late this morning, for it was such an important meeting.5. The alarm clock didn’t ring this morning. You ____________________( 一定忘记了 ) to wind it last night, didn’t you?6. Sue ________________________ ( 宁愿没去 ) to the party. It was so noisy there that she was almost driven crazy.Fill in the blanks with Model Verbs + have donecan’t have seenmight have arrivedneedn’t have wakedshouldn’t have beenmust have forgottenwould rather not have goneplan towould like to intend to be towant / wish to+ have done2) had intendedplannedthoughtconsideredwantedwishedhoped+ to do sth 表示过去的 ( 没有实现的 ) 愿望P...