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

学习时间:2026-05-30 15:04:10 阅读：9709

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?

无限的小松鼠

2026-05-30 15:04:10

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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。