评优课选修8unit5 New words.ppt

Game rules : 以组为单位，由小组组长负责，抢答以下6个小题。 抢答方式：最先站起来的小组优先选择序号，然后回答。 评判标准： 回答正确，小组 + 1 分； 回答错误不扣分，可先求助本组其他成员，若求助无效，其他小组可以抢答，得分归回答正确的小组。 注意事项：注重团队精神。 回答问题的同学声音洪亮，其他同学认真听，以便及时发现错误，获取抢答机会。 * 选修8 Book 8 Unit 5 Meeting your ancestors Period 1 New words regardless of，fed up with，look ahead, at most, Important phrases alternative， starvation，accuracy, acute， interrupt，assume，regardless，messy， significance， Important words To master the new words and expressions in different ways. Use important words and phrases to finish some exercises. Learning aims: Important points: 重点词汇 alternative n. 可能的选择；adj. 供选择的 starvation n. 挨饿，饿死；v. starve ～ to death 饿死 accuracy n. 精确，精准 adj. accurate interrupt v. 打断..讲话，中断 assume v. 假设；设想 6. messy adj. 凌乱的，脏的 n. mess 凌乱，脏 7. significance n. 重要性，意义 adj. significant regardless of 不管，不顾 at most 最多，至多 10. be fed up with 厌烦，受够了 look ahead 向前看，为将来打算 5 2 6 4 3 1 读下列句子，找出alternative的相关用法。 (1)We have no alternative but to wait. (2)If you don’t like the school lunch, you have the alternative of bringing your own. alternative adj. 可替代的，可选择的； n. 可能的选择，可供选择的事物； have no alternative but to do sth. 除了…别无选择 have the alternative of...……有…的选择(权) 自我探究（语境中找规律） 单词精粹 ①我担心我别无选择，只能呆在家里。 I am afraid I ____ __ _________ ___ ___ stay at home. ___ ________ ___ ___ __ ___ ___ ______ ___ have no alternative but to have no alternative/choice but to do have nothing to do but do cannot choose /help but do 前有do,后无to; 前无do, 后有to 归纳拓展 have nothing to do but can not choose but 2、assume vt. 根据语境猜词义 A．设想,假定　B．假装 (1)The scientists assume that there are no animals on the moon. (2)The thief assumed a look of innocence(无辜）. 根据语境归纳用法 (1) I assumed him to be an American. (2) Don’t always assume the wors