“John took a photograph of you just now.” “Oh, really? I ______.”

rd of $1,000 will be given to canprovide any clues to the case which has been investigated by the police fornearly half a year

Those scientists invented a robot to care for kids! —It’s not surprising．They ____ wonders all the time

er tickets for the 2016 Riode Janeiro OlympicGames, just call 00982012. It _______ be simpler.

This book ______ Tom’s father’s, because his name is on the book.