连词成句 1.drive They a to office the building car 2.your What t

方法是：
首先找到动词：drive和happened
然后,将只能作主语的词放在动词前面：
they drive和what happened
次后,将宾语放置到位：
they drive a car
what happened 没有宾语
最后,放置补语
They drive a car to the office building .
What happened to your bike