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Li Yundi began to learn the piano _____ the age of four and took part _____ the 14th Chopin
International Piano Competition in 2000.

A. in; at
B. in; in
C. at; in
D. at; on
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科目：初中英語 來源：浙江省期末題 題型：單選題

Li Yundi began to learn the piano _____ the age of four and took part _____ the 14th Chopin International
Piano Competition in 2000.
[     ]
A. in; at
B. in; in
C. at; in
D. at; on

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