以下是一些常见物质间互相转化的关系图(有些反应条件已省略).
已知高温下CO能与多种金属氧化物反应生成相应的金属和CO2.下列关系图中,A、B、X、Y均为无色气体,E、F为常见金属.
(1)根据上图判断B的化学式为____ ;浅绿色溶液中溶质的化学式为____
(2)写出图中生成黑色固体甲的化学方程式____ .
(3)试写出上述关系图发生的反应中属于复分解反应的化学方程式:
____
This is my classmate. She's a girl. Her name is Jane. She's twelve years old. She's thin and tall. She has long and black hair. She has two big eyes and a small nose. She has a skirt. It's red. She has a pair of trousers, too. They are red. But her skirt is old. She wants to buy a new skirt. Look, what can she do? Oh, she can skip a rope. This is her rope. It's long. It's blue.
公元前____ 年,齐桓公在____ 举行诸侯盟会,周天子正式承认了____ 在中原的霸主地位,齐桓公成为春秋时期第一个霸主。
补写出下列句子中空缺的部分。
①《烛之武退秦师》中说出了晋国秦国联合围攻郑国的理由是:____,____。
②《荆轲刺秦王》中,易水诀别时,荆轲悲壮的唱词是:“____,____!”
③李白《行路难》(金樽清酒斗十千)一诗经过大段的反复回旋,最后境界顿开,用____,____两句表达了诗人的乐观和自信。
Her ____ (suggest) sounded great and we all agreed with her.