Snakes and lizards (is or are) reptiles.
Snakes and lizards are reptiles.
(Is or Are) your friends going on the class trip?
Are your friends going on the class trip?
both
always plural
Many (loves or love) to be outside during warm weather.
Many love to be outside during warm weather.
(Who or Whom) drives your bus?
Who drives your bus?
The paint can and a paint brush (is or are) in the closet.
The paint can and a paint brush are in the closet.
Dogs with spots (is or are) the cutest.
Dogs with spots are the cutest.
always singular
Both arrive at (his or her or their) gate at least two hours before the flight.
Both arrive at their gate at least two hours before the flight.
(Whose or Who's) bringing dessert to the picnic?
Who's bringing dessert to the picnic?
Either my uncle or my aunt drives to pick up my cousin at college.
At the top of the mountain (sits or sit) five cabins.
At the top of the mountain sit five cabins.
everybody
always singular
For the fieldtrip, everyone brings (his or her or their) own lunch.
For the fieldtrip, everyone brings his or her own lunch.
The police want to know (whose or who's) car is parked in the fire lane.
The police want to know whose car is parked in the fire lane.
Neither the manager nor the workers (is or are) good at handling irate customers.
Neither the manager nor the workers are good at handling irate customers.
There (is or are) three innings left in the baseball game.
There are three innings left in the baseball game.
some
sometimes singular/sometimes plural
I walked the property to make sure all (is or are) secure.
I walked the property to make sure all is secure.
With (who or whom) will you travel?
With whom will you travel?
It's no surprise that raccoons or a possum (raids or raid) the uncovered trash can.
It's no surprise that raccoons or a possum raids the uncovered trash can.
My favorite activity (is or are) board games.
My favorite activity is board games.
most
sometimes singular/sometimes plural
I checked the birdfeeders. None (seems or seem) to be empty yet.
I checked the birdfeeders. None seem to be empty yet.
The lottery winner was (who or whom)?
The lottery winner was who?