用am is are have has thereis thereare 填空:How many bookshelves ( ) in the office ( ) one

问题描述:

用am is are have has thereis thereare 填空:How many bookshelves ( ) in the office ( ) one

- How many bookshelves ( ) in the office ---are,办公室里有多少个书架?
- ( ) one --- there is one,有一个
是想表达这个意思吗?