Along with the letter was his promise _____ he would visit me this coming May Day.
I won’t call you, __________ something unexpected happens.
He was told that it would be at least three more months __________ he could recover and return to work.
Most birds find it safe to sleep in the trees, but __________ they have eggs or young chicks, they don’t use a nest.
You will be successful in the interview __________ you have confidence.
—Where’s that report?—I brought it to you __________ you were in Mr. Black’s office yesterday.