初中英语现在进行时-教案

1XX中学统一备课用纸科目英语年级七年级班级授课时间课题现在进行时presentcontinuoustense课型语法课教学目标1.语言知识目标：1)能掌握语法：现在进行时态的用法。2)能运用所学的知识，描述人们正在干的事情。2.情感态度价值观目标：通过对本语法专题的学习活动，能培养培养学生学习英语的强烈兴趣，善于发现生活中正在发生的事情，积极思考，乐于助人，乐于参加各种活动的积极情感，培养学生团结合作的精神。教学重点1)现在进行时的结构，四种句型（肯定，否定，一般疑问，特殊疑问）及其用法。2)能用现在进行时的各种形式进行准确的描述和表达正在发生的动作。教学难点1)对现在进行时时间状语的判定，区分一般现在时。2)be动词的选择，现在分词的结构，能在交际中准确地运用现在进行时来表达正在进行的动作。教具准备PPT,视频，听力录音教学内容及过程教学方法和手段Ⅰ.Warming-upandLeadin1.GreettheSs.2.Watchavideoprogram.Ⅱ.Presentationandconclusion1.Accordingtothevideo,askstudentstogivethedefinitiontothepresentcontinuoustense.（1）概念：表示现在正在进行的动作。--Whatareyoudoingnow?--你在干什么？--I'mreadingabook.--我正在读一本书。2.Showsomepicturesandsentencesonthebigscreen.Askstudentstosummarizethesentencepatternsofpresentcontinuoustense.2（2）句型结构：①肯定句：主语＋be动词（am/is/are）＋动词的现在分词＋其它成分Wearehavinglunch.Heisreadingabook.Thedogisrunningafteracat.Theboysareswimmingacrosstheriver.②否定句:在be动词后面加notWearenothavinglunch.Heisnotreadingabook.Thedogisnotrunningafteracat.Theboysareswimmingacrosstheriver.③疑问句:将be动词移到句首Arewehavinglunch?Ishereadingabook?Isthedogrunningafteracat?Aretheboysswimmingacrosstheriver?④特殊疑问句：what,which,how,where,who,etc.疑问词＋动词＋主语＋现在分词Whatareyoudoing?Whatisshedoing?Whatisthedogdoing?3.Showsomepicturesandsentencesonthebigscreen.Askstudentssummarizethechangingrulesofverbs.(3)现在分词的构成规则一：一般动词加-ing如：look-looking,read-reading,play-playing规则二：以不发音的字母结尾的单词去e加-ing如：make-making,take-taking,arrive-arriving规则三：重读闭音节词结尾，即单词中只有一个元音字母，其后紧跟一个辅音字母的词，双写辅音字母再加-ing如：run-running,sit-sitting,get-getting,swim-swimming,stop--stopping规则四：以ie结尾的动词，把ie改为y,再加ing。如：tie-tying,die-dyingPractice:一、写出下列动词的现在分词1.write_______2.eat________3.play______4.watch________5.clean________6.have________7.go________8.listen_______9.run________10.swim________11.use_______答案：1.writing2.eating3.playing4.watching5.cleaning6.having7.going8.1istening9.running10.swimming11.using4.用法：3①.表示说话时正在进行的动作。②.表示现阶段正在进行着的动作。现阶段正在进行着的动作，不一定指说话时正在进行着的动作。常和atpresent（目前），thisweek（本周），thesedays（这几天）等时间状语连用。③.表示事先计划好的动作（指将来）Christmasiscomingsoon.圣诞节很快就到了。④表达说话人的某种感情色彩，与always，forever连用Youarealwaysforgettingtheimportantthing.你总是把重要的事情忘掉。（表达不满情绪）5.Thecomparisonbetweenthepresentcontinuoustenseandthesimplepresenttense.现在进行时（短暂性）的标志词：Look！Listen!now,atthemoment,Can'tyousee?…一般现在时（经常性）的标志词：everyday,often,usually,always,onSundayafternoon,onSundays…Practice:二、用动词的适当形式填空1.Look!Who________(clean)thehouse?答案：iscleaning2.What________Bill________(do)now?He’sdoinghishomework.答案：is，doing3.Tomandhisbrotherlike________(play)chessintheroom.Butnowthey________(read).答案：playing／toplay，arereading1iketodosth.或likedoingsth.表示“喜欢做某事”。4.Listen!Thebirds________(sing)inthetrees.Theyaresohappy.答案：aresinging5.—What________Nancy________(do)onSundays?—Sheusually________(go)shopping.答案：does，do，goes根据onSundays，usually等词，很容易判断本题用一般现在时。现在进行时表示现在或现阶段正在发生的动作，用be+现在分词表示(be依据主语的不同，有am，is，are形式)，常和时间状语now连用，也可根据上下文判断。例如1题、4题。让你去“看”、“听”，一定有什么事正在发生。三、句型转换1.Alotofchildrenareswimminginthepool.(改为一般疑问句)4________alotofchildren________inthepool?答案：Are，swimming2.Theyareeatingbreakfast.(对画线部分提问)________they________?答案：What，are，doing3.Thegirlisreading.(改为否定句)Thegirl________________.答案：isn’t，reading4.IsJennytalkingonthephonewithhermother?(用否定回答)________，she________.答案：No，isn’t5.PleasewritetoSteve，Henry.(用现在进行时改写句子)Henry________________toStevenow.答案：is，writingIII.Pairwork1.ShowsomepicturesandletSsworkinpairsandrole-playtheconversation.IV.Homework:一、用所给动词的正确形式填空1.Look.Somebody答案：isswimming2.答案：Do3.Intheevening，答案：watch4.答案：playing5.Ka答案：helps二、根据汉语意思完成句子1.你妹妹正在做什么？她正在做她的家庭作业。——She________________homework.答案：is；doing；2.这个电视节目很无聊，让我们去看电影吧。ThisTVshow________________，5________________________________________movie.答案：isboring；3.这是玛丽的一张家庭照片。Hereis________________of________________________________________.答案：aphoto；4.那听起来很不错。That________________________________________.答案：5.你正在和谁谈话？Who________you________________?答案：are；三、完成对话A:Hello,Jenny.A:Jenny,1_________B:I’m2_________A:Doyou3_________togoto4_________B:No,thisTVshowis5_________A:He’sdoinghishomework.答案：1.what2.watching3.want4.play5.interesting作业布置Homework:1.Asabove.板书设计句型：Whatareyoudoing?I’mwatchingTV.Whatishedoing?Heisreading.Whataretheydoing？Theyareusingthecomputer.教学反思