The library resources can be helpful when we __________ .( )
A.want to find a better way to measure attitudes toward music B.are preparing a paper for a professional journal C.are writing a dissertation D.All of the above正确答案D
The library resources can be helpful when we __________ .( )
A.want to find a better way to measure attitudes toward music B.are preparing a paper for a professional journal C.are writing a dissertation D.All of the above正确答案D
