IF ONLY什麽意思？IF ONLY的用法

if only意思是”要是…就好了”，其後的謂語動詞用虛擬語氣。例如：

If only it would stop raining. 要是雨停了就好了。

If only i knew her address.要是我知道她的地址就好了。

If only you had warned him earlier.要是你早點警告他就好了。

If only i had taken his advice.要是我聽了他的勸告就好了。