B.“這是你的刀叉?！?/div>
C.“你能為我服務(wù)嗎?”
D.“請自便!”
根據(jù)Being served這段的At the start of a meal, a guest will be invited to serve himself ("Help yourself!"), or his plate will be filled by the host ("Can I serve you?").在用餐開始時，客人會被邀請自助服務(wù)(“請自便!”)，或者他的盤子會被主人裝滿(“我能為你服務(wù)嗎?”)。 可知，D選項正確，選D。
