Pick the correct verb to agree with the subject. If the subject is singular, pick the singular verb.
If the subject is plural, use the plural form of the verb.
Press to start the clock.
A group of astronomers _ meeting today./0/is,are
The engineer and the astronomer _ meeting today./1/is,are
One of the conference speakers _ an astronaut./0/is,are
A few astronauts _ living at the Space Station./1/is,are
Either Julie Payette or Jeff Williams _ American./0/is,are
Julie Payette and Robert Thirsk _ Canadian./1/is,are
Through the clouds, _ a glider./0/soars,soar
Through the sky, _ the fighter jets./1/soars,soar
The report on the planets _ on the desk. /0/sits,sit
All the reports on the mission _ on the desk./1/sits,sit
Either the astronauts or the flight director _ at fault./0/is,are
Either the flight director or the astronauts _ at fault./1/is,are
One of the planets _ a year to complete an orbit./0/takes,take
Most of the stars _ billions of years to burn out./1/takes,take
The sun is one of the stars that _ light to the planets./0/gives,give
The stars, including the sun, _ light to the planets./1/gives,give
Someone from the astronomy club _ the telescope./0/uses,use
The astronomy club members _ the telescope on weekends./1/uses,use
Today the class _ the stars./0/studies,study
All students in that class _ the stars./1/studies,study
The news about the astronauts _ good./0/is,are
Mars and Venus _ the closest planets to Earth./1/is,are
Either Callisto or Callista _ Jupiter's moon./0/is,are
Callisto and Ganymede _ Jupiter's moons./1/is,are
A flag from every country _ painted on the rocket./0/was,were
Flags from every country _ painted on the rocket./1/was,were
Either Mars or Saturn _ a very thin atmosphere./0/has,have
Both Jupiter and Saturn _ dense atmospheres./1/has,have
A cluster of stars _ an interesting shape./0/forms,form
Stars, grouped together, _ an interesting shape./1/forms,form
One of the largest moon craters _ a huge area./0/covers,cover
Groups of craters _ the moon's surface./1/covers,cover
The Alpha star is one of the stars that _ the brightest./0/shines,shine
The stars and planets _ brightly in the night sky./1/shines,shine
Each of the students _ a computer./0/has,have
All the students _ computers and telescopes./1/has,have
Neither Venus nor Mercury _ life as we know it./0/supports,support
Which planets might _ some form of life?/1/supports,support
One of the comets _ across the sky./0/shoots,shoot
A star and a comet _ across the sky./1/shoots,shoot
A family with five kids _ to Florida to see the launch./0/travels,travel
The members of Jared's family _ to Cape Canaveral. /1/travels,travel
Io, one of the solar system's largest moons, _ Jupiter./0/orbits,orbit
More than 16 moons _ Jupiter./1/orbits,orbit
Everyone with binoculars _ craters on the moon./0/sees,see
Emily and Larissa _ a comet./1/sees,see
Everyone in the group _ when they see the meteor./0/shouts,shout
Several in the group _ when they see the meteor./1/shouts,shout
The public _ star parties at the local planetarium./0/attends,attend
Members of the public _ special events at the museum./1/attends,attend
Neither Cici nor Tim _ going to the star party./0/is,are
Neither Rob nor his friends _ going to the star party./1/is,are
Every one of the planets _ the sun./0/orbits,orbit
All the planets in the solar system _ the sun./1/orbits,orbit
Fifty percent of the class _ looked through binoculars./0/has,have
Ten percent of the students _ looked through a telescope./1/has,have
None of the group _ missing./0/is,are
None of the students _ missing./1/is,are
The light from the sun _ 8 minutes to reach Earth./0/takes,take
Light rays from the sun _ 8 minutes to reach Earth./1/takes,take
Every one of the other planets _ denser than Saturn./0/is,are
All the planets _ denser than Saturn./1/is,are
The book on galaxies and star clusters _ ready for pickup./0/is,are
The books on our solar system _ ready for pickup./1/is,are
Neither Juan nor Inge _ able to work the telescope./0/is,are
Neither the students nor the teachers _ ready for the test./1/is,are
Either Dave or Ella _ the star gazing at the observatory./0/supervises,supervise
Either the members or the volunteers _ the observatory./1/supervises,supervise
Your order for 3 solar filters _ ready for pickup./0/is,are
The 3 solar filters in your order _ ready for pickup./1/is,are
Through the star clusters and galaxies, _ the spaceship./0/speeds,speed
Through the space junk and debris, _ the spaceships./1/speeds,speed
Either the space station or the shuttle _ visible tonight./0/is,are
Both the space station and the shuttle _ visible tonight./1/is,are