Read the following passage and choose the letter A, B, C, or D to indicate the correct answer to each of the questions. This new home robot has three programmes: it can (17) ______ the house, it can clean the floor and it can interact (18) ______ people. Kitty 2012 is fast and intelligent. When we’re away, it can listen for certain noises and (19) ______ signals to our mobile phone if there’s trouble or danger. It can move (20) _____ the house and climb steps to find dirty places and clean them. It has cameras in its eyes so it can watch people and react to them. Question 17 * A. guard B. wake C. look D. prevent Question 18 * A. to B. with C. on D. at Question 19 * A. bring B. pass C. send D. take Question 20 * A. away B. above C. for D. around MN GIÚP BIN VỚI Ạ CẢM ƠN MN