如图为水位报警装置原理图,其中A、B为两个金属杆.当水位达到或超过警戒线时,绿灯、红灯和电铃的工作状态分别是____ ____ ____
运用“我国的对外政策”的相关知识,分析材料体现的政治生活道理。
日本学者福泽谕吉的《文明论概略》就社会转型的问题说:“汲取欧洲文明,必须先其难者而后其易者,首先变革人心,然后改变政令,最后达到有形的物质。按照这个顺序做,虽然有困难,但是没有真正的障碍,可以顺利达到目的。倘若次序颠倒,看似容易,实则不通。”如此推理,近代中国近代化进程应该走的道路是( )
We eat food with the help of hands every day. It is possible for some germs(细菌) to get into our bodies. So it is important to know how to wash hands in the right way.
A piece of news from CCTV says that students from Guangzhou have a good way of learning how to wash hands. They learn it through doing hands-washing exercises during the ①break. The teachers there say most students wouldn't like to listen but they like to act. So now the students are interested in the interesting exercises. They are learning carefully. ②They want to be teachers for their parents and friends after they learn them well.
读一读,选择正确的答案,将字母代号写入前面的括号内。
① play football____ A. 打足球
② play table tennis ____ B. 打乒乓球
③ play basketball ____ C. 打篮球