1、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）词语 来源:Z.X.X.K辨析1. diet / food 2. offer / provide / supply 3. strength / power / force4. glare / stare / glance 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
2、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，易消化的词形变化7. benefit v. with 2). offered 3). offered; for 4). supply3. strength / power
3、/ force【解释】strength 用于身体指力气力量；用于物体指承受或抗拉的强度；也可指长处。 power 用于人体、机械或风时指可应用的能量，也可指电力、权力和能力。force 用于爆炸、风暴或打击时指释放的能量及其对物体的冲击力；也可指暴力。【练习】根据句子意思用 strength，power ，force 的适当形式填空。1). I will do everything in my _ to help you. 2). We can use the _ of the wind to make electricity.3). He used all his _ to lifted t
4、he heavy box.4). The soldiers took the prisoners away by _. Keys: 1). power 2). power 3). strength 4). force4. glare / stare / glance 【解释】glare at sb. 对某人怒视，怒目而视 stare at sb. (由于惊奇、害怕、生气或深思而睁大眼睛) 对某人凝视，盯着看 glance at sb. 对某人瞥一眼，粗略地看，浏览 【练习】根据句子意思用 glare，stare，glance 的适当形式填空。1). She _ shyly at him and
5、 then lowered her eyes.2). The two boys _ at each other before they fought. 3). My father_ at the stranger for a long time as if they had known each other before.Keys: 1). glanced 2). glared 3). stared .词形变化（旨在提供语法填空所需材料）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suga
6、ry 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. to 4). limi
7、ted4. benefit vt. 有益于 vi. 得益于（常与 from, by 连用） n. 利益，好处；津贴1). The rain benefits the plants. = The plants benefit from the rain. 这场雨有益于植物。2). This dictionary will be of great benefit to me. 这本字典将对我有很大的好处。3). He said he would starve rather than beg for food. 他说他宁愿挨饿也不要饭吃。4). The enemy is trying to star
8、ve us to death. 敌人正在企图饿死我们。重点用法be of great benefit to = be very beneficial to 对有益 for the benefit of = for sb s benefit 为了的利益 benefit from 从中受益练习 用 benefit 或其短语的适当形式填空。1). The new highway will _ the villagers. 2). He will _ the new way of studying. 3). The warning sign was put there _ the public.Key
9、s: 1). benefit 2). benefit from 3). for the benefit of 5. combine vt. and/with .重点词组（旨在提供词汇综合运用材料）1. be tired of = be fed up with = be sick of 对厌烦了 典例 1). We are fired of hearing the old story. 这老话我们听厌了。2). I m tired of the same breakfast every day. 我厌倦了每天吃同样的早餐。短语归纳get/be tired of doing sth. 厌倦(做某事
10、) get/be tired from doing sth 因而疲倦be tired out = be worn out 非常疲倦练习 用 tired 短语的适当形式填空。1). My eyes _ _ _ reading in a poor light. 2). I _ _ _ watching television; let s go for a walk.3). I _ _ _. Can we stop for a rest?Keys: 1). were tired from 2). am tired of 3). am tired/worn out2. ought to aux. 应当
11、；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
12、). I m sorry. I _ (本应该先给你打个电话 ) to tell you 1 was coming3). I _ (本不该拜访) her, but I missed her so much. Keys: 1). shouldn t / oughtn t 2). should / ought to have phoned 3). shouldn t / ought not to have visited3. 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 o
13、n 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 气喘嘘嘘；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
14、 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).
15、 Don t _ _ _ - keep calm!Keys: 1). put on weight 2). off 3). lost touch with 4). lose your head4. 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 youll never get away with it. 考试作弊必予追究。 3). Nobody gets away w
16、ith 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 o
17、n 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.Keys: 1). got on well with 2). get away with 3). get down to 4). get over5. tell a lie = tell lies 说谎典例 It
18、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
19、 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. Keys: 1). To tell the truth 2). tell; from 3). telling 6. earn one s li
20、ving = make ones/a living 谋生典例1). They began to eam their living when they were very young. 他们很年轻的时候，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.
21、3). 这个小孩从 10 岁开始就自己谋生。_ Keys: 1). earn his living 2). as 3). This poor child began to make his living at the age of ten.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
22、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
23、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 dont know how to help him out.5). After the war, the whole city was _ _.Keys: 1). ran/got into debt 2). pay off his debts 3). in debt; out of debt 4). in trouble 5). in ruins8. 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.
