Was it bill,who is one of your best friends,that played the

学习时间:2026-09-28 23:49:05 阅读：4477

Was it bill,who is one of your best friends,that played the piano for the new year concert?第二个逗号后为什么不用which而用that?

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2026-09-28 23:49:05

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原句为强调句型。 It was bill (who is one of your best friends) that played the piano for the new year concert。