【正文】
當(dāng)從句中有 were, had 或 should時 ,可省略 if,將were, had或 should提到主語前 ,構(gòu)成半倒裝形式 . (1)Were/Should/Had+主語 +(not)其他成分 =If+主語 +were/should/had+(not)其他成分 If he were my friend, I would expect his help. If it should rain tomorrow, I should stay indoors. If you hadn’t told me about it, I should never have known the whole thing. (2) Were it not for/Had it not for +n. =If it were 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 younges