根据表格判断下列句子正(√)误(×)。

( ) 1. There is a chair in Peter's room.

( ) 2. There is a chair and a bed in Mike's room.

( ) 3. There is a closet and two end tables in John's room.

( ) 4. There is an air-conditioner in Amy's room.

( ) 5. There is a trash bin and a closet in Sarah's room.

施工现场会存在大量的电气焊、防水、切割等动火作业，这些动火作业，使施工现场具备了燃烧产生的另一个必备条件一（）

A.火源

B.氧气

C.可燃物

D.火花