一題文法題 請問該選哪一個?

[tucson (tucson)]

John's mother left him when he was a baby. His was brought up by his aunt.

His aunt took care of him as if she _____ his own mother.

(A)     Is (B) was (C) were (D) had been

可以解釋一下所該答案的原因嗎?

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→ knowing: C 假設語氣
推 vincentman: as if(宛如、好像)子句為假設法，與現在事實相反，be
→ vincentman: 動詞一律用were
推 chiangnitw: D吧 這是與“過去”事實相反的假設欸
這句話本來就是應該用假設語氣。重點在於要選與現在事實相反的were還是要與過去事實
相反的had been呢？大家覺得該怎麼選呢?
※ 編輯: tucson (223.138.44.240), 08/11/2016 22:27:45
→ shawn1116: 正確答案是d嗎? 我覺得是d
→ gentianpan: 是不是兒子，真相只有 true or false 哪有過去式。We
→ gentianpan: re 就對了。
推 jtmh: were
推 kee32: 認為是與過去事實相反的可能是覺得當年抱錯小孩之類的（誤
→ kee32: ）
→ Issagn: were。與事實相反地假設。血緣關係沒有「過於」或「現在」
→ Issagn: 口語上was也是可接受的答案。written English就不行
→ knowing: 現在也不是他媽啊 與現在事實相反沒錯啊