there were some days to wait before the Congress请分析一下为啥用were

There were some clever days on the fourth street yesterday改为 划分主谓宾系状表1.there were pictures on the wall2.please wait me to There were some moths in the box. there were some seals in the aquarium. There were some birds _______ the forest. There were some people in the fire. Gone are the days when women were looked down upon.请从语法角度分析这 There were some apples on the desk just now为什么有now还用were,now There were days when I had to count the change in a small ti The people there were very friendly to us.为什么用there were There were small desks in the classroom before 的意思 The students were standing in line ---(wait) to have lunch