"Once she comes" because the verb must agree with "she" (third-person singular pronoun).
"Once she comes downstairs, we can finish dinner."
"It didn't come up" is correct.
"It didn't come up" is correct. The verb "come" should be in the base form after "didn't."
The correct phrase is "come into effect." This is the standard phrasing when referring to something becoming effective or operative.
Once upon a time comes on every Monday.
Once you have planted the 3 seeds, wait several hours, then go check to see if the seeds have grown into flowers. Once the seeds have grown into flowers, a moshling should come to your Moshling Garden. When the moshling comes to your garden, click on it! If no moshling comes to the garden, then you did not plant the correct combination of seeds.
It comes out once it makes its path to the ground.
The letter 'S'. Saturday and Sunday come twice a week and September comes once a year..
Santa Claus is know for bringing presents at Christmas time. He comes once a year because Christ's birthday comes once a year.
"there come"
Queen ants come out in the Spring Fall or Summer....The queen comes out in the middle of the day she only comes out once in a year.
All of the hours on a clock only come once; then it resets and starts a new day.
It comes out at the end of february 2009. I think the correct date is 27th