高一英语必修3(外研版)课件7Revision.ppt

1．whereas 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。) ①He 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。 ②Some 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。 ③You 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。 ④Certainly, 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. A．whichever　　　　 B．however C．whatever D．whoever 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。 2．marry 1)vt. 嫁；娶；把……嫁给……；与……结婚；主持婚礼 ①He married his boss daughter. 他与他老板的女儿结婚了。 ②Father Brown married them. 布朗神父主持了他们的婚礼。 ③I 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. 3．decide vt. 1)下决心；决定 ①The boy decided not to become a sailor. 那个男孩决定不当水手。 ②He 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