小学英语语法课件-一般现在时（全国通用版）

一 般现在时 ● 般现在时的概念 二二二二二二工二 一般现在时用来表示人或物经常性或习 惯性的动作或状态，也可以用来表示人 或物现在的状态或者用来表示主语现在 具有的性格或能力等。 般现在时的概念 1,表示经常的或习惯性的动作，常与表示频度的时间状语连用。 频度副词：always,usually,often,.sometimes,,never.. 时间状语：every morning,every day,every Sunday,. every week,every year, twice a week, once a month... eg.Tom is always late for school. What time do you usually get up every day? 般现在时的概念 2.表示主语具备的性格、能力和特征。 eg.Nancy is very tall. Wang Bing plays table tennis very well. 3.表示客观的状态或事实： eg.The earth moves around the sun. Shanghai is in the east of China. 上海在中国东方。 Task1 以下哪些句子是一般现在时？ My mother will go to Beijing tommorrow. He usually gets up at six every day. My mother went to Beijing last year. Mike can play basketball very well. 般现在时的构成 1.含be动词或情态动词的一般现在时 I am a student. Mike is a new student. They are in the forest. My father can swim. I must go home now. I would like some cakes. 般现在时的构成 2.含实义动词的一般现在时（主语是三单时，实义动词要变三单形式） eg.I go to school by bus. My father likes fishing. 第三人称单数： 1.第三人称：he,she,it 2.单个的人名，地名，国家名 3.可数名词单数 4.单个不可数名词 (两个不可数名词构成一个整体事物：如：黄油面包the bread and butter Task2以下哪些是第三人称单数 the new student his grandparents the USA the bread the boys Mike and Yang Ling my mother Miss Li 般现在时的构成 2.含实义动词的一般现在时 (主语是三单时，实义动词要变三单形式) 实义动词变三单形式的变化规则： 1.通常加s:ike-ikes cook-cooks play-plays 2.以s,x,ch,sh结尾的动词，加es:watch-watches wash-washes 3.以辅音字母加y结尾的动词，去y加ies 如：study--studies try-tries carry-carries 特殊情况：have-has be-is是 Task3以下动词变三单形式属于哪一种？ A末尾加s B 末尾加es C去y加ies D 特殊 carry like stay try go cook have fix study guess watch do