Choose the right sentence:
1.
They am like mini cities.
They are like mini cities.
They is like mini cities.

2.
Everyone knows exactly what to does and when to do it.
Everyone know exactly what to do and when to do it.
Everyone knows exactly what to do and when to do it.

3.
The best factories to visit are ones that produces food and drinks.
The best factories to visit is ones that produce food and drinks.
The best factories to visit are ones that produce food and drinks.