如图,根据我国“油料(花生、油菜)和糖料(甜菜、甘蔗)作物分布图”完成下题。
若关于x的方程a2x+(1+1m)ax+1=0(a>0,a≠1)有解,则m的取值范围是( )
下列词语中划线的读音全都正确的一项是( )
—Would you please help me _______, Wang Fei? This question is too hard for me.
—OK. Let me have a try.