Subject-verb agreement

Which of the following sentences is correct?

• The dog chase the cat

• The dog chases the cat

Annie and her brothers ______ at school

• is

• are

Ronaldo and Messi_________the greatest football players of the 21st century.

• was

• is

• are

• were

A pair of trousers_______all that I brought along.

• were

• is

• are

• would be

Everything __________ fine when it is done correctly.

• worked

• work

• will work

• works

There _________ many difficulties regarding the situation.

• were

• was

• is

• should

The jury ________ not convinced.

• were

• would

• might

• was

Faizi and Hans __________ cleaning their room when their mother came home.

Everyone ________ allowed to take the Covid-19 vaccination.

Siew Lin __________ her bicycle along the road.