英语: 你吃午餐了吗?是 did you have lunch? 还是 have you had
英语:你吃午餐了吗?是didyouhavelunch?还是haveyouhadlunch?过去式和现在完成时的区别!求大神介绍...
英语: 你吃午餐了吗?是 did you have lunch? 还是
have you had lunch? 过去式和现在完成时的区别!求大神介绍 展开
have you had lunch? 过去式和现在完成时的区别!求大神介绍 展开
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