1. Is Martha meeting us at the restaurant? Is Martha going us at the
restaurant?

2. Emily will sweep the floor and Jason will wash the
dishes.
Emily will be sweeping the floor while the dishes.

3. It's been months since they last cleaned the carpets.
They ... the carpets for
months.

1. Is Martha meeting us at the restaurant?

Is Martha going to meet us at the  restaurant?

2. Emily will sweep the floor and Jason will wash the  dishes.

Emily will be sweeping the floor while Jason washes the dishes.

3. It's been months since they last cleaned the carpets.

They haven't cleaned the carpets for  months.

hope that helps :)

third person

explanation:

note the usage of names and pronouns, "james" & "the old man". this alone can confirm it as third person, as first person uses "i" and the like, while second person uses "you" and the like.

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