1 . The Ming and Qing ______ (朝代) saw the appearance of the Four Famous Ink Stones—Duan Ink Stone, She Ink Stone, Tao Ink Stone and Chengni Ink Stone.(根据汉语提示单词拼写)

2 . Despite ups and downs, the Chinese c ______(文明)remains powerful and prosperous(繁荣的) even today. (根据中英文提示填空)

3 . Our________ (乐队) is made up of four students, one being the singer and the rest three playing the guitar, keyboard and drums. （根据汉语提示单词拼写）

4 . "Thunderstorm ________（焦虑）" is common among dogs, and some dogs tremble with fear under the owner's beds during thunderstorms. （根据汉语提示单词拼写）