祈使句,形容詞的比較級和最高級

5B家長展示課2017.03.31LucyOurdailylifeIneedascrewdriver.Ineedyourhelp.Doyouneedahammer?Yes,Ido.Need的用法Need作為情態(tài)動詞，意為需要，必須。用法于情態(tài)動詞can一致。通常用于否定句和疑問句中。Need作為實義動詞，意為需要，必須。用法：主語+needtodosth.

主語+need+名詞

否定句在主語后加don’t/doesn’一般疑問句在句首加Do/DoesKeyPointsMustIhandinmyprojectaboutourpartytomorrow?No,Youneedn’t.Must的用法Must是情態(tài)動詞，后跟動詞原形Must表示必須，語氣較強硬。用must提問的一般疑問句，肯定回答用need,否定回答needn’t.Must的否定句用mustn’t,表示禁止。DailynecessitiesIboughtabottleofshampoo,atubeoftoothpasteandabarofsoap.Iorderedabigbowlofnoodlesandacupoftea.KeyPointsabowlof(一碗）noodlesatubeof（一管）toothpasteabarof（一塊）soapabottleof（一瓶）shampooacupof（一杯）teaDailynecessitiesIneedaglassofmilk,somesaladandapieceofsteak.Ineedthreepiecesoftoast,twobottlesoflemonadeandabigturkey.KeyPointstwobowlsof(兩碗）noodlesthreetubesof（三)toothpastefourbarsof（四塊）soapfivebottlesof(五瓶）shampoosixcupsof（六杯）teaTimeQuestion:What’sthetime？Whattimeisit?TimeAnswer:1.It’soneo’clock.2.It’shalfpastone.3.It’saquarterpastone.4.It’sfivepastone.5.It’sfivetoone.6.It’saquartertoone.ActivityTimeBritishEnglish/AmericaEnglish2:05fivepasttwo/twofive2:15aquarterpasttwo/twofive2:23twenty-threepasttwo/twotwenty-three2:30halfpasttwo/twothirty2:33twenty-seventothree/twothirty–three2:45aquartertothree/twoforty-fiveAdverbsoffrequencyalways>usually>often>sometimes>seldom>neverActivityIalwaysreadmusicbooks.Iusuallyreadmusicbooks.Ioftenreadmusicbooks.Isometimesreadmusicbooks.Iseldomreadmusicbooks.Ineverreadmusicbooks.KeyPointsguitar(吉他）violin(小提琴）drum(鼓）樂器前面要加the,球類前面不加theKeyPointsShallwebuysomeplates?Isitbeeforpork?Doweneedanycheeseorbutter?KeyPointsShall的用法:1.表示說話人的意圖，允許，警告，命令，決心等用于陳述句的第二，三人稱中，有“必須”之意。Youshalldoyourhomework.Heshalllistentothemusic.KeyPointsShall的用法:2.在問句中表示征求對方意見，主要用于“一，三人稱”，有“……好嗎？”“要不要……”之意。Shallwebuysomeplatesorbowls?此句中some的用法：一般情況下some用于肯定句中，any用于否定句和疑問句中，但在以情態(tài)動詞提問的句子中“希望得到對方肯定回答時”可以用“some”.KeyPointsOndiet有關(guān)飲食Onadiet正在節(jié)食Inhospital住院Inthehospital在醫(yī)院上班

little表否定，少到?jīng)]有

alittle表肯定，有一點KeyPointsWhereisNina,athomeorinhospital?Whenwillwehaveanotherbarbecue,tomorrowornextweek?選擇疑問句：是指提出兩個或兩個以上可能的答案供對方選擇的句式，前半句可以是一般疑問句，也可以是特殊疑問句。Activity你來自哪里，美國還是日本？你喜歡什么顏色，黃色還是藍(lán)色？Doyoulikeplayingbasketball?(football)Istheboyinthepictureyourcousin?(brother)Doyoulikelemonadeorapplejuice?(用which改成特殊疑問句）KeyPoints形容詞變比較級和最高級的規(guī)則：1.一般的：比較級直接+er,最高級直接+est.young–younger--youngest2.以輔音字母+y結(jié)尾的：比較級把y變?yōu)閕再加er,

最高級把y變?yōu)閕再加est.heavy–heavier--heaviestKeyPoints形容詞變比較級和最高級的規(guī)則：3.以元音字母加y結(jié)尾的：比較級直接+er,最高級直接+est.4.以重讀閉音節(jié)結(jié)尾，且末尾只有一個元音字母加一個輔音字母結(jié)尾的：比較級雙寫輔音字母再+er,

最高級雙寫福音字母再+est.fat—fatter--fattestKeyPoints形容詞變比較級和最高級的規(guī)則：5.多音節(jié)的形容詞比較級在其前面+more多音節(jié)的形容詞最高級在其前面+themost*多音節(jié)：是指其發(fā)音有三個或三個以上。beautiful–morebeautiful--themostbeautiful注：boring—moreboring–themostboring以t結(jié)尾的多音節(jié)形容詞，直接+er,estsoft,bright,fast,等KeyPoints不規(guī)則的形容詞變比較級和最高級：good--better–bestwell--better–bestmuch–more–mostmany–more–mostbad–worse–worstill--worse–worstlittle–less–leastKeyPointslittle和few都有”少量，幾乎沒有“之意。但few用來修飾可數(shù)名詞，little用來修飾不可數(shù)名詞。它們的比較級煩人最高級形式：few–fewer–fewest(可數(shù)）little–less–least（不可數(shù)）Activity說出下列形容