不定式動詞(Infinitive)的形式是:“to + 原動詞”, 如:to come, to go, to play, to read, to listen, to sing等等。
在一般情況下,“to + 原動詞”必須靠攏,但在某些情況里,“to”和原動詞可以被適當?shù)母痹~(Adverb)分開,在某些動詞句型里,“to”則必須省略。
在什么情況下,不定式動詞的兩部份可以分開呢?分開的目的何在?在大多數(shù)場合里,不定式動詞兩部分不分開,只有在特殊環(huán)境里才準許讓副詞加入,以便更準確地,更自然地反映某些實際情況?纯聪旅嫒齻句子:
(1) Bob failed completely to fulfil his duties.
(2) Bob failed to fulfil his duties completely.
(3) Bob failed to completely fulfil his duties.
在(1)里,狀態(tài)副詞“Completely”既可修飾謂語動詞“failed”,也可修飾不定式動詞“to fulfil”。在 (2) 里,“completely”和被修飾的不定式動詞離開太遠,力道不足,效果欠佳。在 (3) 里,“completely”夾在不定式動詞兩部份之間,把它修飾得既自然又貼切;這個位置,在三個句子中,可說是最恰當?shù)牧恕?/p>
同樣的,(4)比(5)緊湊;(6)比(7)扎實:
(4) It was wrong for Mr Lim to suddenly quit the job.
(5) It was wrong for Mr Lim suddenly to quit the job.
(6) Is it possible for a chaotic country to further develop its economy?
(7) Is it possible for a chaotic country to develop its economy further?
由于不定式動詞的兩部分在適當時分開有其優(yōu)點,這種用法,在現(xiàn)代英語里越來越普遍。例如:
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