请教一下大家Ihaveafever和Ihadfever有什么区别
I have a fever 和 I had fever 有什么区别？？ 还有I have a flu 和　I had flu的区别？
I have a fever指我发烧 I had fever 我对。。。狂热，后面接towards or over I have a flu指我感冒了 I had flu.不太清楚是什么意思