按要求写句子。
⑴There are some computer rooms in this building.(改为单数句）
There _______ _______ computer room in this building.
⑵There are some oranges in the bag.(改为否定句）
There _______ _______ oranges in the bag.
⑶There are no pens in the pencil box.(同义句转换）
There _______ _______ pens in the pencil box.
⑷There was a wallet on the seat just now.(改为否定句和一般疑问句)
否定句 _____________________________________________
一般疑问句__________________________________________
⑸There is a mouse in the room.(改为一般疑问句，并回答)
一般疑问句____________________________________________
回答__________________________________________________
⑹There are many fish in the river.(改为一般疑问句）
______________________________________________________
⑺There is some bread on the table.(改为一般疑问句)
______________________________________________________
⑻There is some coffee in the cup.(改为否定句)
______________________________________________________
⑼There are many eggs in the basket.(改为单数形式)
______________________________________________________
⑽There are some beautiful flowers in the garden.(改为否定句）
______________________________________________________