Have you had your lunch? 和 Did you have lunch?...

求帮助解释这句话的语法、时态、结构以及句中have... 英语: 你吃午餐了吗？是 did you have lunch? 还是... 英语翻译 have you had 是什么用法? happen 不是动... did you have...和have you had...的区别, have you had....？(你已经。。。了吗？) 这句话中... 如何保存新鲜基围虾 基围虾怎么放冰箱里可以放得比较新鲜 买的基围虾怎么处理才能保持新鲜 鲜基围虾怎么做好吃 网络上说的毛线是什么意思？ 网络用语毛线啥意思？ Soul里谁看过我的记录里面突然少了一个的来访记录，为什么？ soul怎样知道我给谁擦 赖姓是怎么来的？历史上姓赖的名人有哪些？现在的... 少数民族的姓氏有哪些？ 商标的名称“擎耐”的五行属性是什么？谢谢你们！ 李耐华的名字好听吗 百家姓怎样写 熙耐是女孩的名字，啥意思？ 耐的成语揭示 have与had的用法 Have you had dinner? Have you had...?怎么回答（举几个常用的例子），2... have you had your hair cut 是什么时态？ Do you had lunch?和Have you had lunch?的区别 淘米水和面有什么好处 Have you had lunch和Did you have lunch,意思貌似... Have you had your lunch yet? 你吃午饭了吗？为什... 淘米水做面膜有什么好处 听说淘米水可以用来洗脸面，淘第几次是最好的。还... have you had some 淘米水可一调面吗 have you had lunch是什么时态 淘米水和面条汤发酰能浇花吗? Have you had lunch yet? 淘米水做面膜要洗掉吗 have you had good weather last weekend 新买的铁木砧板如何消除异味 淘米水做面膜能天天用吗 KSC淘米水面膜能不能天天敷？