初中現(xiàn)在完成時練習題及答案(已修改)
2025-06-30 05:23 本頁面
【正文】 大道教育現(xiàn)在完成時1. 現(xiàn)在完成時的構成：現(xiàn)在完成時由助動詞have\has + 過去分詞構成，第三人稱單數(shù)用has，其余用have。I have been in Shenzhen for seven years.Lily hasn’t been to America before.2. 現(xiàn)在完成時的用法：1）現(xiàn)在完成時通常表示在說話之前已經(jīng)完成的動作或存在的狀態(tài)。說話人強調的是該動作或狀態(tài)對現(xiàn)在的結果或影響。 My daughter has just gone out. 我女兒剛出去。 I’m sure we’ve met before. 我肯定我們以前見過面。 She has arrived. 她到了。2）表示持續(xù)到現(xiàn)在的動作或狀態(tài), for…, since…,yet等。如： I haven’t heard from her these days. 這些日子我沒有收到她的信。 We haven’t seen you recently. 最近我們沒有見到你。 They have been away for two years. 他們離開已經(jīng)兩年了。She has been with us since Monday.3. 常和現(xiàn)在完成時連用的時間狀語：already, yet, before, lately, recently, once, twice, ever, never，since，for等連用。例如：She has already e. 她已經(jīng)來了。I haven’t read it yet. 我還沒讀過這個。They have never been to Yan’an. 他們從未去過延安。I haven39。t seen him lately. 我近來沒看到他。She has been an independent girl since her father passed away.自從父親去世后，這女孩就變得獨立了。Jack has been a doctor for 10 。4. 現(xiàn)在完成時的否定式和疑問句。否定句：在have\has后加not 結構：主語+has\have+not+過去分詞+其他一般疑問句：Has\Have提到主語前，其他照寫。結構：Have\Has+主語+過去分詞+其他特殊疑問句：特殊疑問詞+一般疑問句注意：肯定句中如有some\and，在否定句或者一般疑問句中要變成any\or，即someany andor 以study 為例，其否定式、疑問式和簡單回答形式如下：肯定句否定句疑問句回答I have studied German before.I have not (haven’t) studied German before.Have you studied German before?Yes, I have. \ No,I haven’t\ have not.He has studied German before.He has not\hasn’t studied German before.Has he studied German before?Yes,he has.\No,he hasn’t\ have not.5. 部分不規(guī)則變化動詞表Base FormPast FormPast Participlebearborebornbeatbeatbeatenbeebecamebeeblowblewblo
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