—Look! There is beautiful rainbow in the sky.—Take the books for me, I’d like to take a photo of rainbow before it disappears.
It is necessary for us________ good habits in our daily life.
Jeff _______the hospital if he feels better in a few days.
---What were you doing at this time last night? --- I _________ a phone call.
Mr. White _____in that city since he moved there thirty years ago.
Don’t make a noise! They _______on a physics problem now.