A.當(dāng)面預(yù)訂 B.網(wǎng)上預(yù)訂 C.電話預(yù)訂 D.函件預(yù)訂
A.喜宴 B.自助餐宴會(huì) C.國宴 D.機(jī)關(guān)團(tuán)體宴會(huì)
A.5% B.10% C.15% D.20%