— Is this _____ pencil?— No, it’s _____.A. you; Bob’sB. your; Bob’sC. your; Bob
—I’d like to take a week’s holiday, Mr. Smith. —_______, we’re too busy these days.
—What did he say just now? —He said ___________________________.
The book _______ I found on my way home is my brother’s.
Armstrong became interested in _______ ever since he took his first _______ at the age of six.
How many times have you the Science Museum?