【用法】treat作动词时，意为：①以......态度/方式对待；②把......看作（常和as连用）；③医治，治疗；④招待，款待。如：

My parents still treat me like a child.

All cases involving children are treated as urgent.

The condition is usually treated with drugs and a strict diet.

Janet treated Rock to lunch.

【考例】There are some health problems that, when _____ in time, can become bigger ones later on. (浙江2013)

A. not treated B. not being treated

C. not to be treated D. not having been treated

【点拨】在when引导的时间状语从句里，如主语与主句的主语一致，谓语含有be，常可将主语与be省略；且由题意可知，when从句应用一般现在时，故选not treated，其前省略了they are。

3. temporary

【用法】temporary是形容词，意为"临时的，短暂的"。如：

You might want to consider temporary work until you decide what you want to do.

I'm living with my parents, but it's only temporary.

【考例】Mary worked here as a _____ secretary and ended up getting a full-time job with the company. (浙江2013)

A. pessimistic B. temporary

C. previous D. cautious