| A．close | B．turn off |
| A．Our classroom is clean and bright. | B．Our classroom is big and new. |
A． | B． |
( )| A．Please close the light. | B．Please turn off the light. | C．Please turn off the fan. |
| A．Please close the door. |
| B．Please turn off the door. |
| A．Please close the fans. |
| B．Please turn off the fans. |
( )| A．Please turn on the light. | B．Please turn on the fan. |
| A．fan 2.  | B．window 3.  | C．juice 4.  | D．jacket 5.  | E．light |
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