A:遗嘱继承优先于法定继承
B:法定继承优先于遗嘱继承
C:遗赠不属于遗嘱继承,遗赠也受法律保护
D:未成年人也享有财产继承权
—What ______ can you give me on learning English?
—I think you could join an English club
已知C3N4晶体具有比金刚石还大的硬度,且构成该晶体的微粒间只以单键结合。下列关于C3N4晶体说法错误的是( )