考点点拨

1. controversial

【用法】controversial是形容词，意为"引起争议的，有争议的"。如：

He is a controversial figure in the art world.

We tried to stay away from controversial topics at the dinner party.

【拓展】

★controversially adv.意为"有争议地，引起争议地"。如：

Punishments for prisoners include loss of privileges and, more controversially, the stopping of visits.

★controversy n.意为"争论，辩论，论战"。如：

There was a big controversy over the use of drugs in athletics.

The policy has caused fierce controversy ever since it was introduced.

【考例】Whether the buildings in this area should be pulled down has remained _____; people are still looking for other possible solutions. (湖北2012)

A. unchallenged B. relevant

C. controversial D. contradictory

【点拨】由Whether和people are still looking for other possible solutions可以推测，这些建筑是否应该被拆除还"有争议（controversial）"。unchallenged没有异议的；relevant有关的；contradictory引起矛盾的。

2. treat