1➤ To turn the computer on, you must press this .......... . bazaar basket battery button 2➤ It is very hot in the house. I ..........on the air conditioner. am turning turn will turn am going to turn 3➤ The head teacher believes that..........is very important in the classroom. discipline indifference violence noise 4➤ I've tried Chinese food, but I haven't tried French food .......... . already never yet just 5➤ There was a ..........at the university about new technology. legend lie tale lecture 6➤ My little sister is sad because she ..........her favourite toy. is breaking was breaking had broken has broken 7➤ The head teacher..........the students before the visitor gave her talk. silenced declared sheltered shouted 8➤ I'm going to wait until they ..........the price of the phone before I buy it. prevent increase reduce replace 9➤ The police know what the thief ..........at eight o’clock last night. has done does was doing is doing 10➤ It is best to ..........the...