Question

have you had ? lunch? yes. i had ? good dinne. 选项 A:a,a B:your,a 答案B 为社么？？

Answer 1

答案B 前面的提问没什么好解释的，习惯用法。例如：
Hey, Randy, have you had your lunch ？
嘿，蓝迪，你吃午饭了吗？
后面的i have a good dinner.我每餐了一顿，用不定冠词。（你单词写错了。）跟have a good time一样。

Answer 2

B
lunch 不可数的

Answer 3

A

Answer 4

什么和什么啊??有点乱,不知道你在说什么.