Question

Thank you so much! But for your text message, I ____ home without my ID card this morning.

A．would have left

B．would leave

C．had left

D．left

Answer 1

A

考查虚拟语气。根据句意可知该句是对过去的虚拟，要选用would/could/might have done结构，but for 要不是
句意为非常感谢你，要不是你的短信，我今天早上就会不带身份证出门了。