—Is that your father?—No. It’s my uncle, my mother’s _____.
—Thank you for the nice birthday present. —______ .
There are ______ floors in the building and my home is on the ______ floor.
— Do you know anything about Chinese knots (中国结)? — Yes. They are usually regarded ______symbols of good luck.
—Do you know ”Chopsticks brothers”? —Sure, I like ______ song “Little Apple” very much.
I want to have ______ English pen pal.