Unit2HealthyeatingVocabulary(4)导学案 人教版高中英语必修三.docx

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1、Unit 2 Healthy eatingVocabulary (4)【学习目标】掌握单词的读音和拼写学会重点单词的用法【重点难点】通过同根词学习新词主要单词的用法及近似短语【自主学习】一、重点词汇1.利益；好处；有益于_ 8. 限制；限定_3.削减；删节_ 4.谋生_5.咨询；请教；商量_ 6.强项；长处；力量_7.增加体重_ 9.不久以后_10.（使）联合_ 11.欠债_二、词汇讲解1. strength (n.) _Harry Potter said that flying was his strength._Mr. White is a man of great strength. _

2、归纳：strength 作“强项、长处”讲时是 _名词；作“力量；力气”讲时是_名词。考点延伸：1）反义词: _ n. 不足、短处2） 同根词：adj._ 强壮的 vt. _ 增强、加强2. consult vt. _Before going on a diet, youd better consult your doctor. _考点延伸：1）consult 可作不及物动词。如：Please consult with me before the operation. _consult with sb. _The two lawyers are consulting on the case.

3、_consult on sth. _3.earn ones living _She used to earn her living by selling drinks.考点延伸：1）同义短语： earn a living ; make a/ ones living; earn ones bread2) earn 的常见短语搭配：earn money _; 4. debt _ 名词，意思： _He borrowed a lot of money and couldnt pay off his debts.常用短语：in debt _; out of debt _They are in debt

4、to the bank._.He ran/got into debt after he lost his job._5. limit n. _; vt. _There is a limit to the amount of money I can afford. _We must limit our spending. _limited 常用作形容词，意思是_ 如： My power is limited. _6. benefit n. _; vt.& vi _.The rain is of great benefit to the plants. _The plants benefited

5、from the rain. _归纳： benefit 常与介词_ 或_ 连用。考点延伸：1）benefit 作名词时常用的短语：be of benefit to _; for the benefit of / for ones benefit _;2) 派生词：beneficial adj. _bine vt. & vi. _Please combine this sentence with /and that one. _The two small shops combined to make a large one. _归纳：combine A _ B 意为“把A和B结合起来”。8. cut down _ The doctor told me to cut down (on) smoking and drinking. _She decided to cut down the story so as to make it fit the space on the paper.学科网（北京）股份有限公司