The rescue team has saved more than ten people________under the collapsed buildings since the earthquake occurred in Ya’an.
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.
________ I forget, please remind me about it.