The teacher explained the question clearly to impress his students ________ its importance.
I think I'll have a cold drink __________ coffee.
Should another world war break out, what would _________ human beings?
Henry broke the window .I’ll ask him why __________ .
—Do you know our town ? ----No ,this is the first time I _____here .
Jane, I hear you _____ to China. Have you got everything right?