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時間狀語從句的引導詞-wenkub.com

2024-08-11 01:12 本頁面
   

【正文】 t go with you until(till) I finished my homework. =_________.  等我做完作業(yè)我才和你一起去。  (7) since引導的時間狀語從句,從句的謂語動詞通常為一般過去時,主句的謂語動詞通常為現(xiàn)在完成時  We __________ never __________ (meet) since we ___________ (graduate) from the college.  大學畢業(yè)后我們就再沒見過面。如:  I can learn ________ I work.  我可以邊工作邊學習。①.when當......時候引導的時間狀語從句,其動詞既可以是延續(xù)性動作的動詞,也可以是瞬間性動作的動詞,如:  _________ the students heard the teacher39?! ?2) since+表示一段時間的詞匯+ago?! ∽⒁猓簊ince做介詞時也表示“自從……以來”,其具體用法有兩種情況:  (1) since+表示過去某個時間點的詞匯(如具體的年、月、日期、鐘點)。// They have been friends ever since they were in grade school. 他們從小學起就一直是好朋友?! 考題10] I don’t really work here?! 考題6] He was told that it would be at least three more months ____ he could recover and return to work.  A. when B. before C. since D. that [考題7] It was some time ____ we realized the truth.  A. when B. until C. since D. before  3. till和 until 引導的時間狀語從句分析:till和 until這兩個詞作連詞和介詞時的意義和用法相同,一般可以換用(放在句首時通常用until的形式,till在口語中更為常見)。例如See me before you leave. 在你離開之前來見我。 was occurring B. went。例如:He jumps as he goes along. 他邊走邊跳。(2) while引導時間狀語從句時表示“當……的時候”,它強調(diào)主句的動作與從句的動作同時持續(xù)地進行,用于這一用法時while引導的時間狀語從句和主句中的謂語動詞必須是延續(xù)性動詞,或者主句的動作發(fā)生在從句動作的進行過程中,主句中的謂語動詞通常是非延續(xù)性動詞,例如Study whi
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