Mary was very upset because we all agreed that her advice was_____.
A.valuable B.invaluable C.worthwhile D.worthless
BD的区分。请解释。半懂不懂的就算了,别坑我。谢您~
谢谢,能问下,AC怎么区分吗?
追答valuable
英['væljʊb(ə)l]美['væljuəbl]
adj. 有价值的;贵重的;可估价的n. 贵重物品
worthwhile
英[wɜːθ'waɪl]美['wɝθ'waɪl]
adj. 值得做的,值得花时间的