SUBJECT VERB AGREEMENT

The waters off the coast of Cabo Pulmo, Mexico _(are/is)_ teeming with life.

• are
• is

My alarm clock ___ at 7 every morning.

• ring
• rings

Each year, Americans _(throws/throw)_ away more than 1 million tons of Styrofoam.

• throw
• throws

The United States ___ a population of around 300 million.

• have
• had
• has
• is

The fire blazing in the fireplace and the cat sleeping in front of it (make, makes) a charming scene.

• makes

• make

A book or a magazine (help, helps) to pass the time while waiting in a doctor's office.

• help

• helps

I ____ money in my piggy bank.

• has
• have

Every girl and boy ___ in the classroom.

• are
• is
• were
• be

Jack or Jill (collects, collect) the pail for the water.

• collects

• collect

The boats _____ creating big waves.

• is
• are