【正文】 5)While we __________(talk) with in English , a foreigner came up . 現(xiàn)在完成時 1定義： 1）表示過去發(fā)生或已經(jīng)完成的某一個動作對現(xiàn)在造成的影響或結(jié)果。 2）在時間狀語、條件狀語從句中，當主句用一般將來時，從句用一般將來時。 She is translating a novel these days. 2 .提示詞 : look,listen ,now . be quiet , what are you doing ? 3 .現(xiàn)在進行時與等副詞連用，表示反復出現(xiàn)的或習慣性的動作，含有“贊賞”、“厭煩”等感情色彩。如： She has taught English for twenty years . You have been in this school for ten years . 2一些瞬間動詞的現(xiàn)在完成時不能和表示一段時間狀語連用 . e go leave arrive leave borrow buy 不能與 for 或 since 連用 3提示詞： yet for just before / since once never/ twice ever already / in the last/past five years so far 4 has(have） been to / has(have） gone to在意義上的區(qū)別。 :yesterday, the day before yesterday,just now , last week/month/year, ….ago, a moment ago , after three days, last term, in September, in 2020, ： 1） v+ed 2) e+ed 3） 重讀閉音節(jié)雙寫最后一個輔音字母再加 ed。如： He said he would go to shanghai for a holiday . They said they were going to fly to Beijing . 2構(gòu)成 would + v原形 無人稱變化。如： By the end of last month We had learned twelve months . 2）表示在過去某一時間之前開始，并一直延續(xù)到那時的動作或狀態(tài)。 2. 提示詞： tomorrow , the day after tomorrow , next week /month/year ,later ,later on ,soon, in +一段時間 3. 構(gòu)成： shall(will, be going to )+V原 Shall 用于第一人稱， will適用任何人稱，但第一人稱疑問句一定用 shall. 4. shall(will)+V原 與 be going to +V原的區(qū)別