2. For each of the following sentences, change the subject of the verb to the plural, and change
the verb so that it agrees with its subject.
For example:
The beach is supervised by lifeguards.
The beaches are supervised by lifeguards.
The singer performs twice a week.
The singers perform twice a week.
The class was visiting the museum.
The classes were visiting the museum.
The vase has been filled with flowers.
The vases have been filled with flowers.
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