– Tom, stop _________ now. Listen to me! – Sorry, Mr. Smith. A.to talk B. talks C. talking
—Thank you, Thomas. —________.
— Is this a key? — ________ .
—Is this your baseball, David? —No, it's not . It's Helen's.
— ________is your notebook? —It’s green.
Look atthe map. It’s a map ________ China.