改为一般疑问句there were lots of bikes 10 years ago._____ _____lots of bikes 10 years ago?

there were many pandas.改为一般疑问句 there were some actors at the aquarium改为一般疑问句 There were some birda in the tree.(改为一般疑问句) There were some seals.(改为一般疑问句并回答) there were some story books in the bag just now 改为一般疑问句急 There were many trees on both sides of the road many years ago.改为一般疑问句 There were some pencils on the desk just now改为一般疑问句 There were some cows on the farm[改为一般疑问句并作否定回答】 请把“there were some animais in the zoo.”改为一般疑问句 There were some colourful pencils on the desk just now.改为一般疑问句 There were some students in the classroom just now.改为一般疑问句 there were lots of people.改为一般疑问句并作肯定回答 There were lots of people?改为一般疑问句,作否定回答,要和原句相符. There were a lot of people in the street.改为一般疑问句急! there were some fruit trees（改为一般疑问句并进行肯、否定回答） there were five students in the classroom just now改为一般疑问句和否定句 there were five students in the classroom just now改为一般疑问句和否定句 there were five studenst in the classroom just now 改为一般疑问句和否定句