新概念1-72课知识点.docVIP

Lesson 1-72 总复习 时态 （四种） 现在进行时： 含义：此时此刻正在做的事情 动词构成： Be（am,is, are）+现在分词doing 现在分词的变化规则：【直、去、双、不变、特】 ⑴【直】一般情况直接加-ing:? ?? ?? ?? ? do-doing/ help-helping/ go-going ⑵【去】以不发音的e结尾，去e加：? ?? ?? ?? ? make-making/ take-taking/live-living ⑶【双】以重读闭音节结尾要双写尾巴： ? ?? ? swim-swimming/ cut-cutting/begin-beginning/ ? ?? ? put-putting/ sit-sitting/shop-shopping/travel-travelling ⑷【不变】辅音字母+y 的情况不用发生变化 (5)【特】以ie结尾,将ie变y加ing： ? ?? ?lie-lying / die-dying 时间标志词：now, at the moment, look , listen 肯定句：I am doing my homework. 否定句：I am not doing my homework. 一般疑问句：Are you doing your homework? (有be 提be) 特殊疑问句：What are you doing? 一般将来时 含义：表示准备去，将要去干…. 动词构成： Be（am,is, are）going to do sth. 时间标志词：tomorrow 肯定句：I am going to paint the bookcase. 否定句：I am not going to paint the bookcase. 一般疑问句：Are you going to paint the bookcase? (有be 提be) 特殊疑问句：What are you going to do? 语法： 一般现在时 含义：描述某种状态、规律性或客观事实。 例句：1. I go to school every day. (一般性) ? ?? ?? ? 2. Peter usually brushes his teeth three times a day.（规律性）? ?? ?? ⒊ The sun rises in the east and sets in the west.（客观事实） 动词：不变→主语非三单 如：I read newspaper every day. . 变化→主语为三单形式 如：He reads newspaper every day. 标志词： 1) 频率副词：all the time, always, usually, often, sometimes 2) 时间标志词：every+时间, in the morning/afternoon/ evening, at night/noon I. 带动词的句子： 主语非三单 肯定句：I like apples. 否定句：I don’t like apples. “见动词，找助动”口诀 一般疑问句: Do you like apples? “无be无情，就借助” 特殊疑问句：What do you like? 主语为三单： 肯定句：Mr. Sawyer usually watches TV at night . 否定句：Mr. Sawyer doesn’t usually watch TV at night . “见动词，找助动”口诀 一般疑问句: Does Mr. Sawyer usually watch TV at night? “无be无情，就借助” 特殊疑问句：What does Mr. Sawyer usually do at night? When does Mr. Sawyer usually watch TV ? Ⅱ.Ⅰ.带有Be动词句子: 肯定句:I am a student.否定句: I am not a student. 在Be动词后加NOT即可 一般疑问句：Are you a student? ”有be 提be” 特殊疑问词：What are you? 特殊疑问词+ 一般疑问句 一般过去时 含义：描述过去发生的动作，已经在过去结束和终止，成为过去的事 动词：动词过去式变化规则： 【直】一般情况加ed：help-helped / look-looked / watch-w