Unit 4 Then and nowPart B Let's learn & Listen, match and sayLet's chantRevisionPlayground, playground. Let's run, let's run.Grass, grass. Play football, play football.Gym, gym. Play ping-pong, play ping-pong.Dining hall, dining hall. Have lunch, have lunch.Game:Bomb Time!选出你认为不是炸弹的单词哦!grassBomb time!gymdining hallwasAmericansmoonlastyearhillagotwentyInternetvisit2 years agobuildingstarsmoonlikedtook1969last monthknowBomb time!onlytaxibusbikeride a bikego cyclingPresentationGuess!Cycling, cycling. I could go cycling.can 原形could 过去式I could go cycling. I couldn’t go cycling.could — couldn’tI could play _______.I couldn’t play ________.bad min tonplayCan you play badminton?Yes, I can. / No, I can’t.A: Can you ice-skate?ice-skateB:winterspringautumnsummersummerwinterspringautumnWhich season do you like best?I like _____ best.summerwinterspringautumnWhich season do you like best?I like ____ best.I like winter best.But I didn’t like winter before.以前I didn’t like _______ before.mathsnoodlescatswinterWhy? 为什么?Because I thought it was too cold. think — thought 觉得It was too cold. I couldn’t _____.I like winter now.I love to ice-skate.Let's learnAllen Before, Allen couldn’t _____. Now he can _____.Before, Diana couldn’t ____. Now she can _____.Before, Joe couldn’t _____. Now he can ______.我会说DianaJoe1.Listen and repeat p37 for five times. 2.Copy the words 7+1.