Would you mind giving me a hand. I’m busy _______ the supper.
—Bob, ________ is my brother Frank.—Nice to meet you, Frank.
—Is ________ a photo of your parents?—No, ________.
You can see my grandparents in the ________.
—Is Alice your sister?—________. My sister is Helen.
—Here ________ two pens for you, Alan.—Thanks.