英语：unit2sectionlearningaboutlanguage精品课件（新人教版必修3）.ppt

Section Ⅱ Learning about Language; However, as she was so afraid of being laughed at by her friends, she did not consult a doctor but lived on a diet of rice,;1．consult vt.咨询；请教；商量；查阅(词典、参考书等) 典例 He went to the town to consult his doctor. 他进城去咨询医生。; 运用 完成句子 ①I suggest he ____________________ (请教律师关于……) the matter. ②You can ______________________ (查字典) for the place names. ③He is an art ________________ (顾问)．;Well, you have to eat food with plenty of fibre that helps;运用;情态动词Ⅱ;2．用于第二、三人称，表示建议或劝告。如：;4．ought to 的否定形式是在 ought 后面直接加 not，疑问形; 6．ought to 后接动词的完成式，表示过去应该做而实际上 并未做，意为“早应该，本应该”。若是否定句，则表示本不 应该做而实际上却已经做了。如：;二、have to 与 must 的区别;2．have to 有人称、数和时态的变化，而 must 只有一种形; 4．在回答 must 的一般疑问句时，肯定式常用 must，表示 “必须”，否定式常用 need not (neednt)或 dont have to，表示 “不必”。如：;三、情态动词 need 的用法;He wondered whether they need go there. 他想知道他们是否需要去那里。;(2)neednt have done 表示“本来不必做某事但实际上却做;用 must, have to, ought to, need 的适当形式填空; 6 ． He ________ have caught a bad cold last night, for his forehead felt burning. 7．They ________ worry about it.Everything will be better. 8．Three months ago my husband got a new job in another city, so we ________ move again. 9．—________ I hand in my exercise book today? —No, you dont have to. 10 ．She ________ have gone to the station to meet him last night, but she did.