this book is ( )that one ,but ( )than that one .A.as difficult as_英语解答

this book is ( )that one ,but ( )than that one .
A.as difficult as; expensive B.as more difficult as ; more expensive
C.as difficult as ; more expensive D.more difficult as ; as expensive

人气：149 ℃　时间：2019-10-10 01:44:32

解答

C as+形容词原型as；expensive是多音节单词,more+多音节单词构成比较级