--- Mr Wu, could you tell me ________?--- You’d better do more speaking.
— Thank you for sharing your ruler with me.—______________ That’s what friends are for.
I want to know _________ you will come back at 8:00 tomorrow.
We don’t think it’s good to stay_____ late to play computer games.
Usually, it’s easier to make decision than to take action.
—What is a writing brush used for?---- It’s used _____writing and drawing.A.as B. to C. for