to what引导什么从句

　　It's very different to what I'm used to.

　　这与我所习惯的大不相同。

　　The industry today is nothing to what it once was.

　　这一行业的现状与昔日的盛况相比微不足道。

　　Don't pay any attention to what they say.

　　别在意他们所说的话。

　　The experiment had the reverse effect to what was intended.

　　实验的结果与原来的意图相反。

　　Half the time you don't even listen to what I say.

　　你大部分时间甚至没听我说的话。