中考英语知识点：中考英语词汇旧词新义--waste

　　waste

　　Im not going to waste any more words on the subject. 此句中waste用作及物动词,意为浪费,滥用,这是waste的常用法。 waste还有其它用法。如:

　　① Its a waste of time doing that. (waste用作名词,意为浪费,滥用。)

　　② That was an area of waste ground in the past. (waste用作形容词,意为无人烟的,未开垦的。)

　　③ They wont listen, so dont waste your breath telling them. (waste ones breath意为白费唇舌。)