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2019-2020年高中英语Unit3《AmazingPeople-GrammarandUsage》教案1牛津译林版必修2Herewewilllearntorecognizesituationswherethepastperfecttenseisusedandthetimeexpressionsusedtogetherwiththetense.Wewillalsoseehowthetenseisformed.Youwillreadtwostoriesandpletethemusingthecorrectverbforms.Payattentiontothedifferencesbetweenthepastperfecttenseandthesimplepasttense.Step1:PastperfecttensePastperfecttenseisusedtoindicatethatoneactionoccurredbeforeanotheractioninthepast.Inotherwordspastperfecttenseindicatesthefirstofthetwoactions.FormofPastPerfect[had]+[pastparticiple]Examples:IhadstudiedalittleEnglishwhenIcametotheU.S.TheyhadnevermetanAmericanuntiltheymetJohn.Note:WhenyouareusingaverbtensewithmorethanonepartsuchasPastPerfecthadmetadverbsoftenebetweenthefirstpartandthesecondparthadnevermet.USE1pletedActionBeforeSomethinginPastT...。