A:1−3,+∞)
B:﹣2,+∞)
C:−2,22
D:−2,1+3
I'll give the book to him if he _______ here next Sunday.
下列划线成语运用不正确的一项是( )
若2lg(x-2y)=lgx+lgy,则log2xy的值为( )