【正文】
+ving 5. 練習(xí): 1) Look! LiLei ___________(help) Jim with his Chinese. 2) Don’t make any noise .Grandma________(sleep) 3 ) Listen! She_________(sing) in the room . 4) Be quiet ,they __________(have ) classes. 5) “What are you doing here ?” “I____________(wait) for Tim.” 6)Look! The boys _____________(swim) in the river . 7)Mrs Brown _______always __________(help) others . 8)Don’t go out ,boy. It__________(rain) now. 過去進(jìn)行時(shí) 1定義: 1)表示過去某一時(shí)刻正在進(jìn)行的動(dòng)作。 5)While we __________(talk) with in English , a foreigner came up . 現(xiàn)在完成時(shí) 1定義: 1)表示過去發(fā)生或已經(jīng)完成的某一個(gè)動(dòng)作對(duì)現(xiàn)在造成的影響或結(jié)果。常和表示一段時(shí)間狀語連用。 5 Have/has +過去分詞 4 練習(xí) 1) Great changes ___________(take) place in my hometown since 1996 . 2) Mrs Black___________(teach) maths for five years . 3)He ____________(be) to Paris twice. 4)Wang Wei _____________( not hear) from his mother for a long time. 5)Where is your father? He __________(go) to England . 6)How long _________you ___________(learn ) English ? 7)Maria_________(live) in Beijing in the past five years . 8)They_____________( not finish) their homework yet . 9)Sam________already_________(write) a letter. 10)We __________(see) six English films so far . 過去完成時(shí) 1定義: 1)表示在過去某一時(shí)間或動(dòng)作之前,已經(jīng)發(fā)生或完成了的動(dòng)作。如: By the end of last month We had learned twelve months . 2)表示在過去某一時(shí)間之前開始,并一直延續(xù)到那時(shí)的動(dòng)