829. This is by far the largest cake in the world.这是目前世界上最大的蛋糕了。

828. They were glad of the examination being over.他们为考试结束了而高兴。

827. They stopped talking when their boss came in.当老板进来的时候；他们停止了交谈。

826. The truth is quite other than what you think.事实真相和你所想的完全不同。

825. The doctor's words made him feel comfortable.医生的话让他感觉很舒服。

824. The brain needs a continuous supply of blood.大脑需要连续不断地供血。

823. Let me tell you some details about clearance.让我告诉你一些通关的细节。

822. It is tomorrow that they will have a meeting.就在明天(而不是在别的某一天)他们要开会。

821. I saw him playing football on the playground.我看见他在操场上踢足球。

820. I hope we can see each other again some time.希望还能有相见的机会。