人教版高一英语必修三导学案全册.pdf

高一英语 必修三 导学案 Unit 2 Healthy eating 单元要点预览（旨在让同学整体了解本单元要点） 词 汇 部 分 词 语 辨 析 1. diet / food 2. offer / provide / supply 3. strength / power / force 4. glare / stare / glance 词 形 变 化 1. health n. 健康healthy adj.健康的；有 益健康的 healthily adv. 健康地 2. sugar n.糖 vt.在中 加糖 sugary adj. 甜的，含糖 的；甜言蜜语的 3. curiosity n. 好奇心curious adj. 好奇的curiously adv. 好奇地 4. weakness n.虚弱，衰弱， 软弱；弱点，缺点 weak adj.虚弱的； (能力 等 )差的；微弱的 weaken v.(使)变弱， (使) 减弱 5. strength n. 力气；长处strengthen vt. 加强； 巩固 strong adj. 强壮的；牢固 的 6. digest vt.消化；吸收，领 悟 n.文摘 digestion n.消化 (力 ) digestive adj.消化的，易消 化的 7. benefit v. let s go for a walk. 3). I _ _ _. Can we stop for a rest? 2. ought to aux. 应当；应该 (没有人称和数的变化，后接动词原形) 典例 1). They ought to come tomorrow. 他们明天应当来。 2). He thought that they ought to take part in the design. 他认为他们应当参加设计。 3). He ought not to do it. / He oughtn t to do it. （否定形式）他不应该做这件事。 4). Ought we to do it at once? （疑问式）我们应该马上做这件事吗？ 练习 按要求填空或翻译。 1). He ought to be here, _ he? (反意疑问句 ) 2). I m sorry. I _ ( 本应该先给你打个电话) to tell you 1 was coming 3). I _ ( 本不该拜访 ) her, but I missed her so much. 3. lose weight 体重减轻；减肥 典例 She is trying to lose weight. 她在努力减肥。 短语归纳 weight 短语及 lose 短语： put on weight （指人）增加体重，长胖 be/take a weight/load off sb s mind 使自己 /某人如释重负lost heart 泄气；灰心 lose one s heart (to sb/sth): fall in love 爱上；锺情於lose one s life 丧生；遇害 lose one s balance 失去平衡 lose one s breath气喘；上气不接下气lose one s head 昏了头，张皇失措，冲动 lose one s temper 发脾气lose one s job 失业lose one s way: become lost 迷路 lose touch (with sb/sth) 失去和某人 /事物的联系lose interest in sth/sb 对某事物 /人失去兴趣 lose sight of sb/sth 看不见某人 /物；忽略或未考虑某事物lose face 丢脸 练习 用 weight 短语及 lose 短语的适当形式填空或填介词。 1). He s _ _ _ since he gave up smoking. 2). Paying my mortgage was an enormous weight _ ( 介词 ) my mind! 3). I ve _ _ _ all my old friends. 4). Don t _ _ _ - keep calm! 4. get away with 偷携某物潜逃；受到（较轻的惩罚）或逃避惩罚 典例 1) They raided the bank and got away with a lot of money. 他们抢劫银行 , 掠走了大批现款。 2) If you cheat in the exam you'll never get away with it. 考试作弊必予追究。 3). Nobody gets away with insulting me like that. 这样侮辱我的人, 我是不会放过的. 短语归纳 get 词组： get down to 认真静下心（工作）get on well with 相处融洽； (工作的 ) 进展好 get through 接通电话；办完；完成get up 起床；起身 get down to 认真地静下心(工作 ) get over 克服，熬过，恢复 练习 用 get 词组填空。 1). To my surprise, the baby wolf _ _ _ the dogs and then managed to survive. 2). She never arrives on time at the office, but she somehow managed to _ _ _ it. 3). Well, stop chatting. It s time we _ _ _ some serious work. 4). The news was a terrible blow to her, but she will _ _ the shock soon. 5. tell a lie = tell lies 说谎 典例 It s not right to tell a lie. 撒谎是不对的。 短语归纳 tell 短语和习语： tell jokes/ a joke 讲笑话tell (sb.) a story 给某人讲故事 to tell (you) the truth 说实话 (用以引出自白或承认的话 tell A from B: distinguish A from B 辨认 A 和 B；辨别 tell/know A and B apart 将 A 和 B 辨别开来you can never tell 谁也不知道 there is no telling: it is impossible to know 不可能知道 tell you what 我说(用以提出建议) I told you (so) 我提醒过你要出事；我早就跟你说过 练习 用 tell 词组填空。 1). _ _ _ _, I fell asleep in the middle and didn t know how the story ended. 2). Can you _ Tom _ his twin brother? 3). There s no _ (tell) what may happen. 6. earn one s living = make one s/a living 谋生 典例 1). They began to eam their living when they were very young. 他们很年轻时，就开始谋生了。 2). I earn my living by teaching English in the middle schoo1. 我靠在中学教英语谋生。 练习 根据句子意思及要求填空或翻译。 1). He had to _ _ _ by delivering newspaper in his youth. 2). He earned his living _ （介词） a fisherman. 3). 这个小孩从10 岁开始就自己谋生。_ 7. in debt 欠债 典例 1). They are in heavy debt to the Bank of China. 他们欠中国银行很多钱。 2). You saved my life: I am forever in your debt. 你救了我的命: 我永远感恩不尽。 短语归纳 debt 短语和“ in + n.”表示“在（情况、状况、状态）中”： get/run into debt 欠债；负责out of debt 不欠债run up huge debts 高筑债台 pay off one s debts还清债务in danger 在危险中in trouble 陷入困境，倒霉 in order 井井有条in surprise 吃惊in public 当众，公开 in ruins 呈废墟状态in sight 看见in silence 沉默着 练习 根据句子意思用debt 短语和“ in + n.”结构填空。 1). He _ _ _ after he was out of work. 2). He did all he could to _ _ _ _ in five years. 3). He was _ _ when he was young, but has been _ _ _ since he got rich. 4). James was _ _, but I don t know how to help him out. 5). After the war, the whole city was _ _. 8. before long 不久以后 典例 The dictionary will be published before long. 这本词典不久就要出版。 重点用法 long before 很久以前long ago 很久以前 练习 根据句子意思填空。1). That happened _ _.2). I ve seen that film _ _. 3). His plan seemed to be too difficult, but _ _ it proved to be practicable. . 重点句子 （旨在提供句子结构等所需材料） 1. Nothing could be better. 没有什么比这更好的了。 解释 此句中用比较级的否定形式表示最高级的含义。 如： Nobody loves you more than I do. 没有比我更爱你的人了。 I ve never heard a more beautiful voice. 我从没有听过更动听的嗓子。 练习 根据句子意思及要求填空或翻译。 1). 他从来没有看过一部更令人激动的电影了。_ 2). 没有什么比旅游更令人愉快。_ 2. Something terrible must have happened if Maochang was not coming to eat with his as he always did. 要是李昌不像往常那样到他店里吃饭，那问题一定严重了。 解释 情态动词+ have done 1). 情态动词must +have done 只用于肯定句中，表示对过去发生的事情或状态进行肯定的推测，意为 “过去一定做过某事” 。 It must have rained last night, for the road is wet. 昨天晚上一定是下雨了，因为路还湿着。