问题
选择题
It is not to discuss the questions again and again.
A.worth
B.worthy
C.worthwhile
D.worthy of
答案
答案:C
本题考查形容词。worth用法:be worth + n/doing.;worthy用法be worthy of +n/being done;worthwhile用法:It’s worthwhile to do sth/doing sth.句意:这个问题并不值得讨论来讨论去的。