例句：

　　You should not speak ill of your friend。你不應(yīng)該說你朋友的壞話。

　　He kept on working when he was ill。他生病了卻還堅持工作。

　　Mary seems to be getting worse。瑪麗的病情好像更嚴(yán)重了。

　　The environment here is getting worse and worse。這里的'環(huán)境越來越惡劣了。

　　This is the worst time。這已經(jīng)是最糟糕的時候了。

　　I've prepared for the worst。我已經(jīng)做好了最壞的打算。