--Look! What’s _____ the desk? --An exercise book.
A. at B. to C. on
--How old _____ you? --I am twelve.
A. am B. are C. is
--Do you like candy? --__________.
A. Yes, I do. B. Yes, I am. C. Yes, I can.
--_____ that, mum? --It’s a taxi.
A. What B. What’s C. Who’s
--Have _____ apple, please. --Thank you.
A. an B. the C. a