there were some streets thirthy years ago(改成一般疑问句）

there were some streets thirthy years ago(改成一般疑问句） There were some buses.改成一般疑问句,怎么修改? There were some birds in the tree.改成一般疑问句 改为一般疑问句there were lots of bikes 10 years ago._____ _____lots there were some clouds last week改成否定句和一般疑问句 There were some fruit trees on the farm.改成一般疑问句 we were students three years ago?(改为一般疑问句） ___ ___studentee 求教1、My mother read newspapers for news 10 years ago(改成一般疑问句） The bee was there a momeht ago.(改成一般疑问句) The bee was there a moment ago.(改成一般疑问句） （ ）the bee (　　　）now The bee was there a moment ago.(改成一般疑问句） there were lots of Chinese shops 怎样改成一般疑问句?