向AgNO3、Cu(NO3)2、Mg(NO3)2的混合物溶液中加入一些锌粉,完全反应后过滤.不可能存在的情况是( )
A:滤纸上有Ag,滤液中有Ag+、Cu2+、Zn2+、Mg2+
B:滤纸上有Ag、Cu,滤液中有Ag+、Cu2+、Zn2+、Mg2+
C:滤纸上有Ag、Cu、Zn,滤液中有Zn2+、Mg2+
D:滤纸上有Ag、Cu、Zn、Mg,滤液中有Zn2+
— What is ______ favorite color?
— Purple. Look! My watch is purple.
通读下面短文,掌握其大意,然后从所给的A,B,C,D四个选项中选出最佳选项。
The girl in the picture is Jenny. She is 1 Beijing. She is a(n) 2girl. Jenny likes animals. She draws cats and 3 in her books. Jenny's favourite colour is4 . Her pencil is green. Her bag is green, 5 . She has a cat, Mimi. 6 a nice cat. Mimi and Jenny are 7 friends. Jenny likes to play table tennis. But she can't play it well. 8 Sunday, Mr Brown 9 her practise it. She likes him, and 10 is her favourite teacher.
在抗日胜利七十周年纪念日来临之际,为了少出或不出“抗日神剧”有识之士指出,“我们应站在文化继承和创新的高度上审视历史和未来,力争在实践中多留遗产,少留遗憾”,为后人创造出更多“新”的文化遗产。如《亮剑》、《东北抗日联军》等原创作品的热播就突出了花心思的“新”。这里突出强调“新”,是因为( )
①文化创新可以不断推动社会实践的发展。
②文化创新是社会实践发展的内在动力。
③文化创新可以促进民族文化的繁荣。
④离开了文化创新,文化就会成为无源之水、无本之木。
“气蒸云梦泽,波撼岳阳城”一句中“云梦泽”是指____,诗句从____角度来描写景物的。