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1·In the gallery, the bandmaster, his baton poised, stood waiting for a signal.

音乐廊中，乐队指挥举着指挥棒，站在那儿等待发出信号。

2·John is now with his parents in New York City; it is 3 years since he was a bandmaster.

约翰现同父母住在纽约市；他不担任乐队指挥已经三年了。

3·John is now with his parents in New York city. It is already three years since he was a bandmaster.

约翰现同他的父母住在纽约，他不担任指挥已经有三年了。