In the meantime, the question facing business is whether such research is the co
来源：网络
时间：
推荐文章
In the meantime, the question facingbusiness is whether such research is ______ the costs.
| A．worth | B．worth of | C．worthy | D．worthwhile |
试题答案
【答案】
A
【解析】考查固定结构。be worth sth值得….；B应该改为worthy;C应该加of;D的搭配不对。