Walking in space _________sound easy, yet great care and skills are required.
He made a mistake, but then he corrected the situation _______ it got worse.
Someone called me up in the middle of the night, but they hung up ________ I could answer the phone.
She is getting better by degrees, but it will be some time _____ she is completely well.
They sat down opposite each other, but it was some moments ______ they spoke.
Mother asked me to take more money _______ something unexpected should happen.