____ enjoyable it is to travel by air! _____________________. A.How; So is it B. How; So it is C. What; So is it
—Is this ________ruler? —No, it’s not __________.
— __________ is this? —It’s ________.
That is my friend. ______ name is Mary.
—Are these your brothers? —__________ .My brothers are over there.
Five and four is .