A:1
B:2
C:3
D:4
写出下列反应的化学方程式:
①红磷在空气中燃烧____;
②实验室用过氧化氢溶液和二氧化锰的混合物制取氧气____;
③铁丝在氧气中燃烧____。
—Would you like to visit Taiwan with me this summer holiday?
—_____________. Because my family plan to go to another place.
以下关于埃及艳后克娄奥帕特拉的说法正确的是( )