2017英语等级考试pets5级口语重点词组记忆（9）
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1 worth 的用法 worth，worthy，worth-while都为adj. 意为"值得"。 1.1. 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" 考试通 The question is not worth discussing again and again. 1.2. 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. 1.3. 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。 相关资料 |
