有不法分子盗剥杜仲树皮,致使树木死亡,这是因为树皮有输送有机养料的( )
若一次函数y=(3-k)x-k的图象不经过第二象限,则k的取值范围是( )
—Did you get up late this morning?
—Yes, so after______quick breakfast, I had to run to office