The Scientific Dictionary is 500,It is really for your youth.

题目

The Scientific Dictionary is 500,It is really for your youth.
The Scientific Dictionary is __500yuan .It is really __for your youth.
B.worth ,worth reading
C.worth.worth to read
为什么c不对.
选择worth doing 的原因是因为有 be worth doing sth 这个结构吗?
那么有没有 be worth to be done 这个结构?如果有的话,那是不是,题目中的选项改写成worth to be read 就对了呢?

答案

1.worth表示值（多少钱）的意思时,其后面加钱数或类似的词语.This picture is worth 100yuan.2.“It（形式主语）+be+worth+动词的-ing形式+……”例如：I ' t isn ' t worth repairing the bike.这辆自行车不值得修...