动词一般现在时.ppt
一般现在时一般现在时肯定句肯定句 构成：构成： 第三人称单数：第三人称单数：he she it 单数名词，一个人的名字单数名词，一个人的名字 主语（主语（三单三单）+ 动词动词s其他人称：其他人称：I you we they及复数及复数 主语主语 + 动词原形动词原形动词第三人称单数形式动词第三人称单数形式构成规则构成规则例词例词一般在动词原形末尾加一般在动词原形末尾加-s: look looks play plays结尾是结尾是“辅音字母辅音字母+y”+y”的动词的动词, , cry cries 去去“y” ” 再加再加ies: fly flies 1、2、3、以以ch, sh, s, x或或o touch touches结尾的词，加结尾的词，加-es: wash washes go goesrisegrowpaintstaywalkhearrundogowatchwashInfinitive Present tense Infinitive Present tenseInfinitive Present tenseInfinitive Present tenseflycrystudyrisesgrowspaintsdoeswatchesgoeswashesstayshearsrunswalksfliescriesstudies清念清念 /s/ ;元元,浊浊/z/ ; /t/ /d/ 之后念之后念/ts/ /dz/动词第三人称单数动词第三人称单数-s-s的读音的读音1 1、清念、清念/ /s s/:/:即即s s在清辅音后面念在清辅音后面念/ /s s/ / sleeps cooks works claps2 2、元浊、元浊/ /z/:/:即即s s在元音在元音, ,浊辅音后面念浊辅音后面念/ /z/ / runs loves plays enjoys3 3、/t/ /d/t/ /d/之后念之后念/ /tsts/ / /dzdz/,/,即即s s在在/t/ /d/t/ /d/音后面念音后面念/ /tsts/ /dz/ /dz/ / wants paints reads plants 4./z/, /s/,/,/t/.后念后念/Iz/， touches washes crosses rises 清辅音：清辅音：/p/ /k/ /l/ 浊辅音：浊辅音：/b/ /g/ /d/ /v/ / /z/ /元元 音：音：/i:/ /I I/ /e/ / /eI/ /u/ /au/lookclapreadneedgetwriteloveflybuygoInfinitive Present tenseInfinitive Present tenseInfinitive Present tenseInfinitive Present tensewatchwashcrossriselooksclapslovesbuysfliesgoesreadsgetswritesneedswatcheswashescrossesrises/s/z/dz/ts/I Iz/一般现在时常用的时间状语或副词一般现在时常用的时间状语或副词1.一般现在时常与一般现在时常与sometimes、 often、 usually、always等词连用。等词连用。2.一般现在时常与时间状语一般现在时常与时间状语every day, every morning, on Sundays, at weekends, at几点钟几点钟等连用。等连用。 Complete the sentences with the given words in their proper forms.1. Peter _ some apple trees every year. (plant)2. My friends often _ lunch at school. (have)3. Ben always _ his homework in the evening. (do) 4. Mike _ his bicycle from Monday to Friday. (ride)5. They usually _ the kite with their brother. Look! They _ a kite in the park. (fly) 6. Dannys father _ fishing on Sundays. (go)7. Eddie _ swimming. (like) Sometimes he _ with his classmates. (swim)plantshavedoesridesflyare flyinggoeslikesswims一般现在时的各种句式一般现在时的各种句式一般疑问句：一般疑问句：Do +Do +主语主语+ +动词动词+ +? ?Does +Does +主语（三单）主语（三单）+ +动词原形动词原形+ +? ?否定句：否定句：主语主语 +dont +dont +动词动词+ +. .主语（三单）主语（三单）+doesnt+doesnt+动词原形动词原形+ +. . 特殊疑问句：特殊疑问句：特殊疑问词特殊疑问词+do+do+主语主语+ +动词动词+ +? ?特殊疑问词特殊疑问词+does+does+主语主语+ +动词原形动词原形+ +? ?
