propose, ban, racial

propose vt.提议 vi.求婚 He proposed to his girlfriend with a diamond ring. 他用一颗钻石戒指向他的女朋友求婚。 ban vt.禁止 n.禁止，禁令 smoking is banned in public places. 公共场所禁止吸烟。 racial adj. 种族的，人种的 Racial equality is important for keeping world peace. 种族平等对维护世界和平很重要。