Word forms: (present) changes the sheets, (past) changed the sheets, (perfect) changed the sheets, (progressive) changing the sheets
(Hospitality (hotel): Housekeeping and maintenance) If you change the sheets on a bed, you take the used sheets off the bed and put on different ones.
⇒ The chambermaid changed the sheets on the bed. ⇒ How often do you change the sheets on the beds in the rooms? ⇒ No one was available to clean the bedroom and change the sheets on the bed.
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