... lighting accounts (1 ) …………… .10 percent to 15 percent of the electricity bill. However, this amount can be reduced by replacing an ordinary 10 0 -watt light bulb (2 ) ……………….an energy-saving bulb. These ... test………….. (careful) III. Put the verbs in brackets into the correct form. (1 pt). 1. He………..walking every day to be healthy. (go) 2. Please don’t make any noise. The baby…………..in the room now. (sleep) ... Trung……………………………………………………………………………………………… Bài giải gợi ý I. 1. D, 2. D, 3. C, 4. B, 5. A, 6. C, 7. A, 8. B, 9. D, 10 . B, 11 . A, 12 . C II. 1. wonderful, 2. interested, 3. celebration, 4. carefully III. 1. goes, 2. is sleeping, 3....