"Take a walk" 和"walk" 兩種說法有何不同？ - Ask Me Why

這個問題的關鍵在於受詞的基本溝通功能。

I walked. 就是單純地報告我的動作，不涉及其他人或者其他物，沒有受詞的產生；但是 I took a walk. 所表達的是 V-O 的及物概念，把 a walk 當做可及之「物」，多了一個「物化」的動作性名詞。

既然已物化，後面就可以再對比「物」加以形容或說明：I took a walk in the morning. It (=the walk) was about two hours. And it (=the walk) was truly pleasant and r