讲解： 1. I'm sorry to hear that... 听到这个消息我感到很遗憾/抱歉
例句：
I'm sorry to hear that. But don't worry, things will get better.
听到这个消息我很难过。不过别着急，情况会好转的。
2. go ahead 着手做，进行
例句：
The event will go ahead as planned in Chicago next summer.
该活动将按计划于明年夏天在芝加哥进行。
3. have a bad cold 患重感冒
例句：
I think I have a bad cold, and I now feel sick.
我想我得了重感冒，现在感到有些恶心。
He extends his hand but I demur, telling him I have a bad cold.
他伸出了手，但我拒绝了，我告诉他我得了重感冒。
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