---Tell us, Mark, what is the cause of the American Civil War?---Well, is it _______the black slaves wanted freedom?
—So when did you meet Joan?—It was last Sunday _______ she came to visit my sister.
—What do you think of Mrs. Smith? —She is _______ of a good housewife, for her children’s room is always a terrible mess.
—Would you like to join us in the barbecue this Friday afternoon?—Sorry, _______.
The charity sale our school organizes every year has taught us much. _______ we would never have learned it in class.
Take some time to _______ your successes and failures.