【正文】
not for/hadn’t been for +n. If it were not for their help, we would be in serious trouble. If it hadn’t been for their support, we couldn’t have won the election. 用于讓步和原因狀語從句 (將表語 ,動詞或副詞狀語提前 ) 形容詞 名詞 (前無冠詞 ) 表原因 :as(或 that) 系動詞 分詞 + +主語 + 情態(tài)動詞 動詞 表讓步 :as(或 though) 助動詞 副詞 謂語動詞 Strange though it may seem, the tallest boy is the youngest. =Although it may seem strange, the tallest boy is the youngest. Tired that he was, he went to bed early. =Because he was tired, he went to bed early. Woman as she is, she courageous. =Although she is a woman, she is courageous. Coward as he was, he ran away as soon as the enemy attacked. =Because he was a coward, he ran away as soon as the enemy attacke