A computer is more useful than an MP3.同义句转换An MP3 ____ _____ ______ ______ ______ a computer

问题描述:

A computer is more useful than an MP3.同义句转换
An MP3 ____ _____ ______ ______ ______ a computer

An MP3 is less useful than a computer

is not so useful as

is not so useful as 或 is not as useful as 都可以.