Are there many factories in shenzhen 50 years ago no,there a

Are there many factories in shenzhen 50 years ago no,there a are there many factories in shenzhen 50 years ago?这句话错在哪里? Were there a subway in Shenzhen 30 years ago? （连词成句）题目：many,cars,factories,are,in,now,there,Shenzhen,shops 找出错误,并改正There were no factories 50 years ago.There weren’t m There were no tall buildings in Shanghai many years ago. How many people are there in Shenzhen? There are many( )living in Shenzhen. 2.There are many robots ___ in the factories now. there are no factories in this city的同意句 英语翻译Homes Many thousand of years ago,there are no houses suc How many people are there in Shenzhen 用英文