[名校联盟]广西桂林市十九中高一英语必修三：Unit2词组

Language points zxxkw 1. ought to的用法 (1)ought to“应该”，与should相比较ought to语气重，侧重“责任、义务、道德、法律”等方面。 ﹡You ought to work hard. 你应该努力工作。 (2)ought to还可表示可能性推测， 但语气比must要弱， ﹡It ought to be a close game. 那很可能是场势均力敌的比赛。 1、ought to 应该、 应当 (3)ought to的否定形式为 ought not to或 oughtn’t to，其一般疑问句形式为将ought置于主语前。在附加疑问句中ought（n’t） to 中的to要省去。 ﹡Such things ought not to be allowed. ﹡—Ought I to do it? ——我该做这件事吗? —Yes, you ought (to) . ——对, 你该做。 ﹡They ought to win easily, oughtn’t they? 他们应该很容易就能获胜，不是吗？ zxxkw ﹡—Ought I to do it? ——我该做这件事吗? —Yes, you ought (to) . ——对, 你该做。 ﹡They ought to win easily, oughtn’t they? 他们应该很容易就能获胜，不是吗？ I think there's a train at 8:20 but you ought to make sure. China ought to make a greater contribution to humanity.  2、lose weight: 体重减轻；减肥 She has been taking exercises to lose weight everyday.  If you want to lose weight, here are some tips.  3.get away with 1> (做了...)而不受惩罚 eg.They got away with damagin