OK When the bus was about to leave, he jumped on it.
上の文のon itをさらにthereで置き換えることはできない。
＊When the bus was about to leave, he jumped there.
The girl jumped on the sofa.は多義である。
The girl jumped up and down on the sofa.と
The girl jumped onto the sofa.の意味である。
The girl jumped there.も同様に多義である。
The ballpark was big, and John went there.はOK
？The sofa was big, and the girl jumped there.は少しおかしい。
