北师大版选修六unit16 lesson3 life stories课件.pptVIP

5. expand v．扩大，扩充 expand sth.使……膨胀，扩大 expand on/upon sth.详述，充分叙述 Metals expand when they are heated.金属受热会膨胀。 As children grow older they expand their interests and become more confident. 随着儿童的成长，他们的兴趣会变广，人也会变得更自信。 Could you expand on that point，please? 请你把那一点详细说明一下，好吗？ expand，extend与spread用法比较 (1)expand(使)(尺寸、数字或数量等)扩大，增加(活动量)，扩大(活动范围)。 (2)extend延伸，延长(建筑或道路、时间等)，扩大(控制、影响力等)，伸展(手臂、腿等)。 (3)spread把(物)铺开、张开，(疾病、感情、问题或火等)蔓延，(消息、思想等)流传，传播，扩展(使能覆盖大的面积)，张开(手臂、双腿等)。 Then you’ll spead your wings and you’ll take to the sky/sea. 然后你张开翅膀飞向天空/大海。 完成句子 20世纪60年代，这个镇子的人口迅速增加。 The population of the town________rapidly in the 1960s. 【答案】　expanded 6. breakthrough n．(知识或技术领域)的重大突破；重大进展(发现)；(军事上的)突围 breakup n．(关系或合作的)决裂 breakdown n．机械的故障；瓦解；失败；身体衰弱 break-in n．闯入某建筑物 break-out n．(尤指强行)越狱 The breakup of their marriage surprised no one. 他们的婚姻破裂谁都不觉得奇怪。 The strain of his job led to the complete breakdown of his health.他工作过度紧张，把身体完全累垮了。 Police are investigating a break-in at the bank. 警方正在调查有人闯入银行的事件。 break out 爆发　　break into闯入 The robbers broke into the house and took the treasure away. 强盗闯进房子把宝物带走了。 Scientists have made a major________in cancer research. A．break-in B．breakthrough C．breakup D．breakdown 【解析】　句意为“科学家在癌症研究方面取得了一次重大突破”。 【答案】　B apparent adj.明显的；清楚的；表面上的 be apparent to sb.对某人来说很明显 for no apparent reason没有明确的理由 apparently adv.看起来；显然 It is apparent that...很明显…… Her anxiety was apparent to everyone. 大家都看得出她焦虑不安。 It soon became apparent that our opponents were too strong for us.很快就看出，我们的对手太强。 She managed to climb out of the car，apparently unhurt. 她设法爬出了车外，看上去并未受伤。 plain，apparent与obvious用法比较： (1)plain adj.明白的，清楚的，常用词，意为“明显清楚的”，强调没有误解或混淆的可能性。 (2)apparent adj.明白，显然的，指可以看得见的东西时多用本词。 (3)obvious adj.明显的，指极为明显，表示有目共睹。 It’s quite plain (to me) that you haven’t been paying attention to listening to it. (在我看来)你显然一直都没好好留意听。 It’s quite apparent that she has no intention of changing her mind.显而易见，她无意改变自己的主意。 There are obvious disadvantages in this plan. 这个计划有许多明显的不利之处。 7.It was becoming i