( )| A．Welcome to our school. |
| B．Welcome to our office. |
( )| A．in the library | B．in the classroom |
( )| A．a toilet | B．a playground |
( )| A．This is a bedroom. It’s nice. |
| B．This is a classroom. It’s clean. |
| C．This is a library. It’s quiet. |
| D．This is a living room. It’s tidy. |
| A．toilets | B．toilet | C．a toilet | D．the toilet |
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