下列各项中,属于变异实例的是( ) A.玫瑰开红花,李树开白花 B.父亲有酒窝, 发布时间:2017-06-03 14:51 │ 来源:www.tikuol.com 题型:选择题 问题: 下列各项中,属于变异实例的是( )A.玫瑰开红花,李树开白花B.父亲有酒窝,儿子无酒窝C.长颈鹿脖子长,绵羊脖子短D.家鸽有翼,家兔没有翼
题型:选择题 金银充当货币后,可以和一切商品交换,这表明[ ]A、金银作为货币,就不再是商品B、金银固定地充当一般等价物,仍然是商品C、金银天然具有作为货币的社会属性D、金银作为货币,其本质是商品交换的媒介 查看答案
题型:选择题 Looked at in this way, the present situation about birds flu doesn't seem so ______. [ ]A. disappoint B. disappointing C. disappointed D. disappointment 查看答案
题型:选择题 _____ our national football team lost the game to a weak team as Syria by 2 to 3, I held no doubt about the new coach's ability.A. Until B. By the time C. UnlessD. After 查看答案