The hall are full of many people这句话哪里错了

The hall are full of many people这句话哪里错了 There are full of many people on the bus这句话对吗 How many are the pens这句话哪里错了 Theusand of foreign people are learning Chinese.请问这句话错在哪里了? Many people think they are full of niubility. On the street,there are many cars.这句话哪里错了? Had they a good time at the hall last night?这句话哪里错了 Many desks are to be taken out of the hall. there are ___(许多)of people in the hall There are h____ of people in the hall today. there were a lots of people in the room.这句话哪里错了? There are not many people there before.哪里错了