A: give
B: giving
C: to give
D: gives
下列关于物质的性质和用途说法不正确的是( )
若方程组4x+3y=14kx+(k-1)y=6的解中x与y的值相等,则k为( )
日本人的传统服装是
We have been friends for nearly twenty years. Nothing can break off our _______.