中职《外语教学与研究出版社》英语Unit1-2时态.ppt

Unit2 Gramma GrammarOne时态一 一般现在时 用法 A 表示现在发生的动作 状态和特征 例 Hesellsgoods 动作 Therearesixstudentsinmydormitory 状态 Ourearthisfantastic 特征 B 习惯用语 例 Practicemakesperfect 熟能生巧 C 经常性 习惯性动作 用到频度副词 usually often rarely hardly 例 Healwayshelpsothers 他总是帮助别人 基本形式 以do为例 第三人称单数 does 主语为非第三人称单数 肯定句 主语 动词原形 其他 Heworksinasupermarket 否定句 主语 don t doesn t 动词原形 其他 Hedoesn tworkinasupermaket 一般疑问句 Do does 主语 动词原形 其他 Doesheworkinasupermarket 肯定回答 Yes 主语 do does 否定回答 No 主语 don t doesn t 特殊疑问句 疑问词 一般疑问句Wheredoeshework 第三人称单数 谓语动词的变化形式 第三人称单数的判断方法 weourusI第一人称hesheityouyour第二人称主语是名词由名词的单复hesheitthey数判断themhisherhim第三人称主语由形容词性的物主代说明 只要主语不是第一 二人称 词 名词根据名词的单复则属于第三人称 数判断 例如 ourclassroom 单 hisbooks 复 hismilk 复 动词的变化形式 1 直接加 s 例如 liketakelearnlendborrowlistenspeak eg Helikesroseverymuch 2 o s sh ch x结尾加 es 例如 domissfinishwatchfix eg Hefixeshiscarontheroad 3 以辅音字母 y 结尾的变 y 为 i 再加 es 例如 studyapplytrycry eg Hestudieshardthisterm 说明 如果句子里面有助动词 do don t 则把 s es 加在 do don t 后面 do doesdon t doesn t 动词不再加 s GrammarTwo时态二 现在进行时 一 现在进行时的用法 1 表示说话时正在进行或发生的动作 这时可以不用时间状语 也可以和now atpresent atthemoment等时间状语连用 有时用一个动词 如look 看 listen 听 eg Whatareyoureadingnow Listen Someoneissingingintheclassroom 2 表示当前一段时期的活动或现阶段正在进行的动作 eg Theyareworkinginafactorythesedays Moreandmorepeoplearegivingupsmoking 3 表示最近按计划或安排要进行的动作 即可以用来代替将来时 eg Whenareyouleaving AreyougoingtoTibettomorrow 二 现在进行时的标志词 通常在句子中有以下的词 now look listen 1 Heislisteningtotheradionow 2 Listen Sheissinging 三 现在进行时的结构 be am is are 动词ing be动词的选择以名词主语为准四 现在进行时的四种句式 1 肯定句 be doing1 Iamlisteningtothemusicnow 2 Thestudentsaredrawingpicturesnow 2 否定句 在be am is are 后加not benot doing 1 Iamnotlisteningtothemusicnow 2 Thestudentsarenotdrawingpicturesnow 3 疑问句 Be 主语 doing 1 IsAmysinging Yes sheis No sheisn t 2 Aretheyswimming 4 特殊疑问句 特殊疑问词 一般疑问句1 Theyaredrawingpicturesnow 对划线提问 Whataretheydoing 2Sheissingingintheclassroom Whereisshesinging 五 现在进行时的动词变化 1 一般在动词原形末尾加 ing stay stayingdo doinglisten listeningsuffer suffering 2 以不发音的字母e结尾的动词 先去掉e 再加 ing 如 make makingtake takinggive givingride riding 3 以一个辅音字母结尾的重读闭音节词 先双写这个辅音字母 再加 ing 如 put puttingsit sittingrun runningwin winningbegin beginning现在进行时的练习 1 MrZheng read abooknow 2 Therabbits jump now 3 Look TomandJohn swim 4 Mybrother make akiteinhisroomnow 5 Look Thebus stop 6 We have anEnglishclassnow 7 Listen Someoneis come 8 They catch butterfliesnow 9 He do anexperimentnow 10 They collect stampsnow 11 Look He dive now ExerciseOne 写出下列单词的相应形式 1 第三人称单数 wash match guess study finish go snow carry stop see drive let carry keep join find think teach catch 3 写出下列动词的现在分词形式 stay begin forget lie die run prefer give ring dance hope ExerciseTwo Choosetherightanswer 1 Amanofcar repair machines A fixB fixedC fixesD fixs2 Asecretary inanoffice A workingB workesC worksD worked3 They peoplearound A show showes showsD showing4 Where hecomefrom A doB isC doesD doesn t5 Theyoften basketballafterschool A playB playesC playsD playing Exercise 6 Maryusually TVonsunday A watchB WatchC watchesD watchs7 Thelittlegirl wanttogotobed A don tB isn tC doesn tD does8 Hisclassmates playingtennis A don tlikeB doesn tlikeC dolikeD likes9 Bejing abeautifulcityanditspeopleoften eachother A is sayhellotoB are sayhellotoC is sayshellotoDare sayshelloto10 Theirhouse onBeijingroad A standB standsC standesD standed 11 Don tsmokeuntiltheplane off A takesB tookC wastakenD istake12 ThestudentswillgototheSummerPalaceifit tomorrow A don trainB doesn trainC won trainD doesrain13 我在照看孩子 A Iamlookingafterthebaby B I mlookafteringthebaby C Ilookamafteringthebaby D Ilookingafterthebaby 14 friend smaking akite A I me B My my C My me D His his15 Isthewoman yellowyourteacher A in B puttingon C wearing D having16 Look Thetwins theirmotherdothehousework A arewanting B help C arehelping D arelooking17 arethebirdsdoing Theyaresinginginatree A Who B What C How D Where 18 你在干什么 A Whatisyoudoing B Whatareyoudo C Whatareyoudoing D Whatdoyoudo 19 Whatareyoulistening A B for C at D to19 我正在听他说话 A Ilisteningtohim B I mlisteningtohim C I mlistentohim D I mlisteninghim 20 Theyare theirclothes A makeing B putting C putaway D puttingon21 List