Tom didn't have breakfast yesterday.中要求意思不变是否可以把“didn't have”改成“haven‘t”,说明理由,
问题描述：
Tom didn't have breakfast yesterday.中要求意思不变是否可以把“didn't have”改成“haven‘t”,说明理由,
答
不可以
yesterday是明显的过去式的标志,句中没有任何现在完成时的标志（没有强调对现在的影响或是没有一直延续到现在）,又要求句意不变,所以不可以