how was your vacation?为什么用was 而不是were

how was your holiday. how was your day? How was your weekend? How was your trip? How was your weekend是什么意思 How Was Your Winter Holiday? Unit1 How was your holiday? how was your schooi trip how was your day作文 How was your feeling翻译 How was your w____? It was great. How was your v______?It was great. how was your weekend=what was your weekend like? How was your last summer holiday 回答 How was your last summer holiday中文 英语HOW WAS YOUR LASTSUMMER HOLIDAY? 英语HOW WAS YOUR LASTSUMMER HOLIDAY? How was your day off翻译