下面短文中有哪些语法辞典初二上的第9单元的

Li Yundi,a well-known Chinese pianist,always loved music.He was born in 1982 in Chongqing.When he was a small boy,he could hum songs and difficult pieces of music.He began to learn the accordion at the age of four ,and he started to learn the piano when he was seven.In October 2000,Li Yundi took part in the 14th chopin International Piano Competition in Poland.He won first prize in his group.He was also the first Chinese pianist in the 70-year history of the competition to win this prize.