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2.—I’m sorry for the trouble. —Not ______ . A. at least B. in least C. at the least D. in the least 3. only if 只要,只有 引導(dǎo)條件狀語從句,當(dāng) only if條件句置于句首時,主句應(yīng)用部分倒裝。 You will be able to speak English well only if you practise constantly. 只有通過經(jīng)常練習(xí),你的英語才能講得很好。 Only if a teacher has given permission is a student allowed to enter this room. 只有得到老師的允許,學(xué)生才可以進入這個房間。 【 易混辨析 】 if only/only if ? if only意為 “但愿;要是 ?? 就好了”,主要用于虛擬語氣,表示強烈的愿望或非真實的條件。 ? only if 表示真實條件,意為“只要,只有”。 only if 引導(dǎo)的條件狀語從句謂語句首時,主句用部分倒裝結(jié)構(gòu)。 If only they would tell me what they have decided. 但愿他們能把決定告訴我。 If only I had a car, I could leave the place. 要是我有一輛車該多好,我就能離開這個地方了。 if only 引導(dǎo)的虛擬語氣表達的愿望與過去事實相反時,謂語動詞用過去完成時 。與現(xiàn)在相反時,謂語動詞用一般過去時;與將來事實相反時,謂語動詞用 could/would/should/might+動詞原形。 【 名師點津 】 【即學(xué)即練】 ! ____________________so careless in the exam! If only I hadn’t been ,我才買得起那棟房子。 Only if a mortgage for 2,000 dollars is available ____________ the house. can I buy 4. describe… as… 把 ?? 描述成 /視作 /看成 ?? =see/think of/look on/consider … as… He described my plan as unrealistic. 他描述我的計劃不切實際。 I describe Linda as my best friend. 我把琳達當(dāng)作我最好的朋友。 5. There’s a saying in the travel trade that all tourists are ripped