The rocks brought from the moon are ______.A. worth to studyB. worthy of being studiedC. worthy of studyingD. worth being studied

熱心網(wǎng)友

The rocks brought from the moon are ______.選B. worthy of being studied 有這一短語結(jié)構(gòu)：be worthy doing sth. 在此處，巖石是被研究物體，所以應(yīng)該用被動語態(tài)。

熱心網(wǎng)友

選b.worth 和 worthy用法分別是:worth doing 和worthy of being done