【正文】
如:Look at the picture. The children are flying kites in the ,那些孩子正在公園放風箏。如:We are making model planes these 。如: Listen!She is singing an English ,她正在唱英語歌。如: They are playing basketball 。m leaving for a trek in Nepal next week.(已經(jīng)安排了) we39。 例:Mr. Green is writing another novel. (說話時并未在寫,只處于寫作的狀態(tài)。第三人稱單數(shù)用 is;過去式為 was;復數(shù)用are,過去式為were.動詞形式:現(xiàn)在進行時的構成是:主語+be+動詞ing〔現(xiàn)在分詞〕形式動詞變化規(guī)律: + ing(例:sleep+ing sleeping)+ing(例:bitee+ing biting),且末尾只有1個輔音字母,雙寫輔音字母+ing(例:sit+t+ing sitting):diedying,lielying,tietying常用方式: A 表示現(xiàn)在( 指說話人說話時) 正在發(fā)生的事情。 如: close-closes [iz] go-goes [z] do-does [z]下面幾個動詞變?yōu)閱螖?shù)時,原詞的元音部分的發(fā)音發(fā)生了較大的變化,請注意記憶。 watch-watches [iz]以“o”結尾的動詞,加“es”,讀[z] 如: study-studies [z]。 fly-flies [z]; carry-carries [z] play-plays [z]以輔音字母加“y”結尾的,要先將“y”變?yōu)椤癷”,然后在加“es”讀[iz] 如: ①stop-stops [s] 。如:kiss →kissed (吻)wash →washed (洗) watch →watched (注視)want →wanted (要)need →needed (需要)過去式“ed”的發(fā)音規(guī)則如:let—let,must—must,put—put,read—read〔red〕14.動詞的過去式與動詞原形一樣。如:e—came,bee—became12.把動詞原形中的o改為a,變成過去式。如:bring—brought,buy— bought,think—thought,catch—caught,teach—taught10.以ought和aught結尾,且讀音是〔 :t〕的過去式。如:sell—sold,tell—told8.動詞原形中的ell改為old,變成過去式。如:keep—kept,sleep—slept,sweep—swept6.動詞原形中的eep改為ept,變成過去式。如:get—got,forget—forgot4.動詞原形中的e改為o,變成過去式。如:drive—drove,ride—rode,write—wrote2.把重讀開音節(jié)中的i改為o,變成過去式。如:不規(guī)則動詞的過去式的構成stop stoppedstudystudied copycopied crycried carrycarriedlivelived movemoved tastetasted hopehopedwork