時(shí)間狀語(yǔ)從句的引導(dǎo)詞(編輯修改稿)
2024-08-31 01:12 本頁(yè)面
【文章內(nèi)容簡(jiǎn)介】 . 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(dǎo)的時(shí)間狀語(yǔ)從句分析：till和 until這兩個(gè)詞作連詞和介詞時(shí)的意義和用法相同，一般可以換用(放在句首時(shí)通常用until的形式，till在口語(yǔ)中更為常見)。例如：Walk till you e to a white house. 一直走到一座白房子為止。 We didn’t discuss the problem until he came back. 我們一直等到他回來(lái)后才討論問(wèn)題?！ 考題8] It is difficult for us to learn a lesson in life ____ we’ve actually had that lesson. A. until B. after C. since D. when [考題9] A good storyteller must be able to hold his listeners’ curiosity ____ he reaches the end of the story. A. when B. unless C. after D. until [答案] D [解析] 講故事的人應(yīng)該始終抓住聽眾的好奇心，本題應(yīng)選用表示“到……為止”(跟主句里肯定形式的表延續(xù)性動(dòng)作的謂語(yǔ)動(dòng)詞連用)的until 表示這一時(shí)間關(guān)系。 [考題10] I don’t really work here。 I ____ until the new secretary arrives. A. just help out B. have just helped out C. am just helping out D. will just help out [答案] C [解析] “I don’t really work here”表明說(shuō)話人只是臨時(shí)前來(lái)幫忙，“until the new secretary arrives”表明說(shuō)話人，工作到新秘書就任為止，本題應(yīng)選用表示“到……為止”(跟主句里肯定形式的表延續(xù)性動(dòng)作的謂語(yǔ)動(dòng)詞連用)的until表示這一時(shí)間關(guān)系?！ ?. since引導(dǎo)的時(shí)間狀語(yǔ)從句分析： since引導(dǎo)的時(shí)間狀語(yǔ)從句表示“自從……以來(lái)”，其用法主要有兩種： (1) 現(xiàn)在完成時(shí)的主句+since引導(dǎo)的一般過(guò)去時(shí)態(tài)的時(shí)間狀語(yǔ)從句。例如：He hasn’t been home since he graduated. 他畢業(yè)后沒(méi)回過(guò)家。// They have
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