大学英语三级考试语法总结 .ppt

大学英语三级考试语法总结;;;;虚拟语气;;练习题:;3、 __________ last Friday, he would have got to Paris、 A、 Would he leave B、 Had he left C、 If he is to leave D、 If he was leaving 4、 If I (be) ______ you, I would not miss the job interview tomorrow morning、 ;考点: 2、 在表示命令、决定、建议等词语之后的that-分句中,分句谓语动词用“should+动词原形”或直截了当用动词原型。 (1)用在demand, insist(坚持), order, propose, remend, request, require, suggest等动词之后的that-分句中。 ;(2)用在advisable(可取的、明智的), desirable(称心合意的), essential(必要的、必不可少的), important, impossible, necessary, proper等形容词后的that-分句中。 (3)用在decision, demand, order, requirement(需要)等名词后的that-分句中。 ;练习题:;考点: 3、 “情态动词+完成时态”的不同用法 (1)*should have done 表示“应当做某事(然而没有做)” shouldn’t have done sth 表示“本不应该做某事 (而做了)” (2)must have done 对过去时间里估计发生的情况的推测,表示“一定做了某事”。 否定形式是“couldn’t have done” (3) needn’t have done sth 表示“本没必要做某事(却做了)” (4) would like to have done sth 表示“本打算做某事(却没做)”;1、 This ATM has been out of service for a few days、 It should __________ last week、 A、 fix B、 be fixed C、 have fixed D、 have been fixed 2、 Jack must __________ (go) away---we can not find him anywhere in the factory、 ;3、Tom ______ the party as no one saw him there yesterday morning、 A、 can not attend B、 mustn’t attend C、 won’t have attended D、 couldn’t have attended;考点: 4、其他特别句式 (1)在It is (about/high) time +that定语从句中需用虚拟语气,表示“该做……的时候了”,其动词形式用一般过去时或should +动词原形。 练习题: I think it is high time we _______ (take) strict measures to stop pollution、;(2)wish, would rather (sooner) 后的宾语从句,谓语动词用虚拟语气。 ;一、形容词性从句概要 定义:形容词性从句一般称为定语从句,在句子中起定语作用,修饰一个名词或代词,有时可修饰一个句子。 结构:被定语从句修饰的词叫先行词。定语从句必须放在??行词的后面,由关系词引导。 先行词+关系词+定语从句 ;;二、定语从句的分类;;;1、The advertising pany recently hired a designer ____ had once won a prize in a national contest、 A、 whose B、 which C、 whom D、 who 2、 It is important to provide an environment ______ people are encouraged to make suggestions at all levels of the pany、 A、 from which B、 on which C、 in which