—We were surprised to hear that the reason_______ she gave for her absence was______ her mother was ill.—Yes,we saw her mother was at the supermarket that morning.
He missed _______ when he was in Africa.
In our town, wood can ___________ a fire.
In the past five years China ________ great _________.
They talked for about an hour of things and persons _____ they remembered in the school.
Don’t be in a hurry. We are supposed ____________ this problem step by step.