初中一般现在时.ppt

The Simple Present Tense,一般现在时,第七节：动词的时态和语态,教学目标：,知识目标： 1，理解一般现在时的概念，基本结构。 2，能根据时间标志词判断时态。 3, 掌握一般现在时中动词的三单式。 教学重难点： 1，掌握一般现在时的构成、用法。 2，能够在做题的过程中熟练运用并准确判断句子时态。,定义 defination 构成 structure 标志 symbol 用法 uses,The Simple Present Tense (四部曲),表示经常性、规律性、习惯性的状态 或者动作（有时间规律发生的事件） 的一种时间状态,1.主语+be动词+其他 2.主语+实义动词+其他,am is are,当主语是第三人称单数时，后面的谓语动词要加s/es， 简称:主三单谓s,一.定义 defination,二构成 structure,复习动词三单式,put-,puts,like-,likes,eat-,eats,miss-,misses,wash-,washes,watch-,watches,fix-,fixes,go-,goes,study-,studies,cry-,cries,1. 一般情况词尾+s,2. s(随) sh (时) ch (出) x(现) o(哦)结尾的动词,后+es,3.以辅音字母+y结尾的词 ，先变y为i, 再+es,三标志 symbol,频率副词 或短语： 时间短语：,always ; usually ; often ; sometimes ; seldom ; hardly ; never ；once a week; three times a day.,in the morning/afternoon/evening ; every day ; on Sundays,四用法 uses,4.1 表示习惯性，经常性的动作,He gets up at 7:00 every morning.,They often go to school by bike.,4.2 表示性格爱好，特点，能力或现在的状态,1）She likes English.,2）He can speak Chinese.,3）I am in Xinyang.,四.用法 uses,4.3 谚语格言，客观真理永一现,1）Knowledge is power. 2）It is never too old to learn. 3）Two and two makes four .,四用法 uses,travels,My teacher told us that light _ _ (travel) faster than sound .,The earth goes around the sun.,The sun rises in the east.,四用法 uses,时间和条件状语从句中一般现在时表示将来,4.4 主将从现,I will go to swim if I am free tomorrow.,主句,if 引导的条件状语从句,will,am,主将从现,常见的引导词 ：if ,when, as soon as，before .,I will tell her the good news when she comes back,四用法 uses,4.5 按时刻表，计划好的，安排好的将要发生的动作,The movie begins at 20：00 tonight.,The train for Beijing leaves at 8：40.,一般现在时,定义,构成,标志,用法,1.主语+be动词+其他 2.主语+实义动词+其他,1 频率副词或短语 2 时间短语,1 表示习惯性，经常性的动作 2 表示性格，特点，能力或现在的状态 3 谚语格言，客观真理永一现 4 时间和条件状语从句中(主将从现) 5 按时刻表，计划好的，安排好的将要 发生的动作,2. She and I _(take) a walk together every evening.,3.Ill tell him the truth as soon as he _ (get)home. 4. He said the sun _ (rise)in the east and _ (set)in the west. 5.Shanghai _ (lie) in the east of China.,take,gets,rises,sets,lies,1.The plane _(take) off at 9：00 tonight.,takes,6. Jenny _ (work)in an office. Her parents _(work)in a hospital. 7. We often_(play) in the playgound. 8. There _(be) some water in the bottle. 9. He often _(have