英语大家看看In the meantime,the question facing business is whethe
英语大家看看 In the meantime,the question facing business is whether such research is ________ the costs. A) worth B) worth of C) worthy D) worthwhile 感觉因该是d啊 worth 和 worthwhile 怎么区别
A) worth be worth sth. be worth doing be worthy of being done be worthy to do be worthwhile that 句型不都写出来了吗? be worthwhile + that be worth sth/doing 这还不行?