考点点拨

1. expose

【点拨】expose是动词，意为：①暴露，显露，露出；②揭露，揭穿；③使面临，使遭受（危险或不快）（常与介词to连用）；④使接触，使体验（常用结构为expose sb. to sth.）。如：

The clay on the walls has been removed to expose the original bricks underneath.

The report exposes the weaknesses of modern medical practice.

His work exposes him to a great deal of stress.

We want to expose the kids to as much art and culture as possible.

【考例1】Pygmy rabbits also rely on winter cover by digging tunnels through the snow to escape predators, but lesser snowfall is leaving them exposed. (浙江2012阅读理解A篇)

【考例2】However, it is important to be aware of these dangers because everyone is exposed to air pollution regardless of lifestyle choices. (陕西2011阅读理解C篇)

2. have a gift for

【点拨】have a gift for意为"有......的天赋"，后跟名词或动词-ing形式。如：

Donald has a gift for languages.

Patrick has a gift for making friends easily.

【考例】Professor H. Siegel, honored by Kentucky Educational Television as "the best math teacher in America," is a devoted teacher and has a gift for explaining