外研版(三起点)五年级上册Unit1 There are only nineteen crayons.Module 51 .(单击图片可播放动画)Sing a songWarm-up2 .onetwoReviewWarm-upGame: 单词接龙3 .(单击图片可播放动画)Sing a songWarm-up4 .Listen and chant. Lead-infifteen twenty5 . PresentationKey pointsfifteen twenty6 . PresentationKey pointsthirteenfourteen7 . PresentationKey pointssixteen seventeen8 . PresentationKey pointseighteennineteen9 . PresentationKey pointsthirteenfourteensixteenseventeeneighteennineteenfifteenthreefourfivesixseveneightnine10 .thirteen fourteen fif