课文详注 Further notes on the text
You've made some slips (of the pen) in your report.
When he was nervous, he would sometimes make a slip of tongue.
Are you sure that it was just a slip of tongue?
2．People will do anything to see a free show…
anything用于肯定句时表示“不论什么”、“任何事情”，to see a free show表示目的，也可以用for+名词形式：
He will do anything to save his child's life.
He will do anything for the child.
3．When the news got round that a comedy show would be presented at our local cinema by the P. and U. Bird Seed Company…
（1）when引导的这个时间状语从句中含有一个同位语从句，即the news that…。由于that引导的同位语从句较长，便与它所修饰的news隔开了，放在谓语动词之后，以免句子头重脚轻。同位语从句中用了被动语态的过去将来时形式。
（2）get round在这里表示消息、谣言等“传开”（也可以用get around/about）：
The word soon got round that there was buried treasure in that cave.
Bad news gets round quickly.
4．…there must have been several hundred people present just before the show began．
Those who failed to get in need not have felt disappointed, as many of the artistes who should have appeared did not come.
He had found five empty whisky bottles which the ghost must have drunk the night before.
The examiner must have been pleased with my performance.
You needn't have said that.
You needn't have told him about my plans.
He should have gone along a side street.
5．As soon as he opened his mouth, everyone burst out laughing.
At the sight of the drunk, everyone burst out laughing/in laughter.
When she heard that her father had died in the accident, she burst out crying.
6．We all know what the poor man should have said, but what he actually said was…
I should have left home before 9 o'clock, but actually I didn't.
You should have written the word ‘too’, but what you actually wrote was ‘to’.