worth 的用法

2020-07-28 by 巴士英语 【字体：大中小】手机访问

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worth，worthy，worth-while都为adj.　意为"值得"。
1. worth： be worth + n.　当名词为金钱时，表示"…… 值得……"
　be worth doing sth.　"……某事值得被做"
　　　The question is not worth discussing again and again.

2. worthy：be worthy of +n.　当名词为抽象名词时表示"……值得……"
　be worthy to be done "某事值得被做"
　　　The question is not worthy to be discussed againand again.

3. worth-while： be worth-while to do sth　 "值得做某事"
　 worth while： It is worth while doing sth
　　　　　　　　 It is worth while sb to do sth.

典型例题
It is not ____ to discuss the question again and again.
A.worth　B.worthy　C.worth-while　D.worth while
答案C. 由worth的用法可知，此句只适合词组be worth-while to do sth.。因此选C。