■There was no room left on the plane. 這里的room表示“空地方”，《邁克米倫高級英語詞典》對此的解釋是：the amount of space needed for a particular purpose。此時 room 為不可數名詞。place 沒有類似的用法。　　

■Thanks to the rain, the farmers had a good harvest. 中的 thanks to 不能換成 thanks for。比較：　　

thanks for 因為……感謝。如：　　

Thanks for listening. 謝謝收聽。　　

A thousand thanks for your invitation. 非常感謝你的邀請。　　

Thanks for your nice long letter. 謝謝你寄來親切而詳細的信。　　

He got very little thanks for what he had done. 他幾乎沒有因他的所做聽到什么感謝的話。　　

thanks to 由于，因為，多虧。如：　　

I was late thanks to the traffic. 由于交通的原因我才遲到的。　　

Thanks to you, I was saved from drowning. 多幸了你我才沒淹死。