It won’t be long _______ you regret what  you’ve done.

A. after               B. before             C. since       D. then

 It won’t be long _______ you regret what  you’ve done.

 It won’t be long _______ you regret what  you’ve done.

从所给的四个选项中选择最佳答案

It won't be long ______ you regret what you've done．　　　

[　　]

A．after　　　B．before

C．since　　　D．then

从所给的四个选项中，选出最佳答案

It won't be long ______ you regret what you've done.　　　

[　　]

A．after　　　B．before　　　C．since　　　D．then