The book is ___than that one.A.useful B.the most useful C.much more useful D.a little useful
问题描述：
The book is ___than that one.A.useful B.the most useful C.much more useful D.a little useful
The book is ___than that one.
A.useful B.the most useful C.much more useful D.a little useful
答
C.muchmoreuseful