爱思英语编者按：It's been so long since I've ～.直译就是“自从 ～以后已经有很长时间了”。It's （=it has ）been 是现在完成时。

必须掌握的关键句型:40

40.It's been so long since I've ～.我已经很久没有～了。

It's been so long since I've been to a concert .我已经很久没有听音乐会了。

It's been so long since I've had a medical check-up .我已经很久没有检查过身体了。

It's been so long since I've sent him an e-mail .我已经很长时间没有给他发e-mail了。

基本例句巩固练习1:

A:It's been so long since I've had Chinese food .
我已经很久没有吃中国菜了。

B:Me , too . Let's go to a Chinese restaurant tonight .
我也是。那今晚我们去一家中国餐厅吧。

A:Why not ?
好的。