高一英语必修3(外研版)课件7Revision.ppt

1whereas adj. 然而；可是(while) Hes good at English, whereas shes poor at it. 他擅长英语，而她的英语不好。 词语辨析 whereas与however 1)两者在词义上都表示转折，意为“然而；可是”，但用法略有差异。 2)whereas conj. used to compare or contrast two facts 然而；却；反之(引导与前句内容对立和对比的一个从句),3)however adv. used to introduce a statement 可是；不过(仅表语义上的转折，不含有对比性和对立性，而且在句中位置较灵活，一般用标点符号单独隔离出来。) He is poor, whereas his brother is very rich. He is poor, while his brother is very rich. 他很贫穷，而他弟弟却很富有。 Some people like fatty food, whereas others hate it. 有人喜欢肥腻的食物，而有人则十分讨厌它。,You havent told us your opinion. You can, however, make it clear now. 你还没有告诉我们你的意见。但现在你可以明白地告诉我们了。 Certainly, he apologized. However, I dont forgive him. 他的确是道歉了。然而我不会原谅他。,高考直击 (2009湖南)She is very dear to us. We have been prepared to do _ it takes to save her life. Awhichever Bhowever Cwhatever Dwhoever 解析：本题考查whatever的特殊用法。Whatever在句中既做takes的宾语，又引导名词性从句做do的宾语。 答案：C,即学即用 英译汉 Some of the studies show positive results, whereas others do not. _ 答案：有一些研究结果令人满意，然而其他的则不然。,2marry 1)vt. 嫁；娶；把嫁给；与结婚；主持婚礼 He married his boss daughter. 他与他老板的女儿结婚了。 Father Brown married them. 布朗神父主持了他们的婚礼。 I dont want to marry my daughter to you. 我不想把我女儿嫁给你。,2)vi. 结婚 She married young in her life. 她结婚很早。,知识拓展 marry sb. 嫁给某人/娶某人 be married to sb. 与某人结婚 get married to sb. 和某人结婚 marry sb. to sb. 使某人与某人结婚 marry young/late 早婚/晚婚 be engaged to sb. 与某人订婚 get divorced from sb. 和某人离婚,即学即用 改错 Alice married with John for three years. _ 答案：Alice married John three years ago.,3decide vt. 1)下决心；决定 The boy decided not to become a sailor. 那个男孩决定不当水手。 He couldnt decide what to do next. 他不能决定下一步该做什么。 2)Its difficult to decide between the two. 很难在这两者中做出判断。,知识拓展 1)decided adj. 确定的；显然的 decidedly adv. 明确地 decision n. 决定；判定 decisive adj. 坚决的；果断的 2)“决定做某事”的几种说法： decide to do sth. be determined to do sth. determine to do sth. make up ones mind to do sth.,即学即用 句型转换 He decided to go to college. He _ _ _ go to college. 答案：was determined to,4gap n. 1)缺口，空隙，裂口 The gate was locked but we went through a gap in the fence. 门锁上了，但我们从篱笆上的一处缺口钻了进去。 2)距离，差距 Theres a gap of 2 miles between my house and the school. 我家和学校相隔两英里远。,3)空白 There are gaps in my knowledge of history. 我的历史知识很缺乏。,知识拓展 to bridge a gap 填补空白 generation gap 代沟 stand in the gap 首当其冲,即学即用 David was a successful businessman. He just saw the_in the market, borrowed money from the bank and set up the business. Agoods Badvantage Cgap Dshop 答案：C,1take turns to do sth.：do it one after the other 轮流做 可表达为：take turns(at/in)doing sth. He and his sister take turns(at)looking after their sick mother. 他和他姐姐轮流照顾生病的母亲。 Lets take turns to listen to each other. 让我们轮流当听众吧。,知识拓展 Its ones turn to do. 轮到某人做 in ones turn 轮到某人 out of turn 不按顺序地 to a turn 恰到好处,即学即用 A clean environment can help the city bid for the Olympics, which_will promote its economic development. Ain nature Bin return Cin turn Din fact 答案：C,2had planned to do sth. 本打算做某事(而实际上未做) I had planned to see you yesterday, but the rain prevented me. 昨天，我本打算去看望你，但由于下雨，我没去成。,知识拓展 有些动词，如hope, think, expect, intend, mean, suppose, want等，在用过去完成时态时，可以表示过去未曾实现的希望、打算或意图。 I had hoped to be able to take my seat in all this noise without being found. 我本想在吵闹声中不被发现就能在座位上坐好。 I had intended to come over to see you last night, but was prevented from doing so. 我昨晚本想来看你的，但因故未能来。 They had wanted to help but couldnt get here in time. 他们本来是要来帮忙的，但未能及时赶到这里。,即学即用 Why hadnt you come to the party last night? I _， but an unexpected friend came. Ahad planned to Bhas planned to Cplanned to Dwould plan to 答案：A,3a friend of mine 双重所有格 构成：n.of名词所有格/名词性物主代词 知识拓展 1)双重所有格表示部分概念，一般在所修饰的名词前有一个表示数量的词，如a, two, some, any, several, few, no, many, etc.，但不能用定冠词。 A friend of my sisters is coming tonight. 今晚我姐姐的一个朋友要来。 Some students of Mr. Wangs have gone to college. 王老师的一些学生已经上大学了。,2)表示赞扬、批评或厌恶等感情色彩，一般所修饰的名词前有指示代词，如this, that, these, those等。 That performance of girls was excellent. 女孩们