06 情态动词-2021高考英语一轮语法点及题型讲解课件 (共47张PPT)

情态动词 考情分析： 功能一：推测------ ADD YOUR TITLE Add your text here and write down your personal idea add your text here and write down your personal idea add your text here 情态动词近几年的考查趋势：有效信息越来越隐蔽；情景越来越生动、真实；考查的角度越来越细化、综合化。 情态动词近几年的考查要点： 1.情态动词的基本用法，要求考生准确把握说话者的态度和语气。 2.情态动词表示推测和可能性，特别是“情态动词+have done”形式。 3.“can,shall,should,must”表示的特定语气。 4.“should,needn't, could/might+have done”表示的特定语气。 情态动词全家福 WRITE DOWN YOUR TEXT HERE 情态动词 情态动词短语 现在式 过去式 can could be able to may might be allowded to must —— have (got) to shall should be supposed to/ought to will would be going to 情态动词的功能 功能一：推测------ ADD YOUR TITLE Add your text here and write down your personal idea add your text here and write down your personal idea add your text here 1.推测； 2.虚拟； 3.定义。 功能一：1.推测（现在） YOUR TITLE YOUR TITLE YOUR TITLE ﹥ must should can， ﹥ could， ﹥ may， ﹥ might ﹥ 注意：在这里，could和might都不表示过去时。 表示对现在的推测的可能性时，must>shuld>can>could>may>might. 功能一：1.推测（现在） 注意：关于这些词的否定 must not 表示“严令禁止”，不属于推测 Eg：You must not play with fire. may/might not “可能不” Eg：He may/might not know the truth. 3) can/could not “不可能” Eg: He/can could not know the truth. 功能一：1.推测（现在） WRITE DOWN YOUR TEXT HERE must 一定（用于肯定） eg：She must be a teacher. (她一定是一名老师。） should 应该 eg：She should be a teacher. (她应该是一名老师。) can,could,may,might 可能（can无肯定，may无疑问） eg：She can/could/may/might be a teacher. (她可能是一名老师。） He may be right. He may/might/could be right. May he be right? Can/Could/Might he be right? 练习： WRITE DOWN YOUR TEXT HERE 1.【2015·重庆】12. You ____ be Carol. You haven’t changed a bit after all these years. A. must B. can C. will D. shall 【答案】A 2.【安徽·模拟】Helen ____ go on the trip with us, but she isn't quite sure yet. A.shall B.must C.may D