look for的用法和搭配

Which features do you look for when choosing a car?

你挑选轿车时要着重哪些特点？

I've had a good look for it, but I can't find it.

我仔细找过了，可是找不着。

People were leaving the countryside in droves to look for work in the cities.

一批一批的`人离开农村到城里找工作。

He liked to look for shells on the seashore.

他喜欢在海滨捡贝壳。

We all need to look for ways to reduce our carbon footprint.

我们都需要寻求降低碳排放量的方法。