A:25π
B:50π
C:125π
D:都不对
嗟夫!予尝求古仁人之心,或异二者之为,何哉?不以物喜,不以己悲;居庙堂之高则忧其民;处江湖之远则忧其君。是进亦忧,退亦忧。然则何时而乐耶?其必曰“先天下之忧而忧,后天下之乐而乐”乎。噫!微斯人,吾谁与归?
对本文写作目的解说有误的一项是( )
根据句意和汉语注释,写出单词的正确形式。(1)Guangdong is in the ____ (north) part of the city(2)She danced so ____ (beauty) that everyone clapped their hands.(3)Look! Their____ (wife) are waving to them(4)Do you think noise ____ (pollute) is a terrible problem?