--- Had we been more careful, the accident might not have happened. --- But we _____ at that time.
Please be sure to telephone me next time you to our city .
Let’s visit the bookstore on our way back home,?
I asked two people to help me start my car , but of them knew what to do .
He took the machine to pieces to find out how it .
Americans eat ____ vegetables per person today as they did in 1910.