computer,tv,microphone,space,internet,vaccines,algebra,money-trade,dimocracy,washing maching-savess time,geography,phone,plane,the airplane,olympic games,iron-neat clothes,alphabet-learn writing,toothbrush-healthy teeth,tablet-carry easily,dishwasher-saves time,car-go far places easily,lamp-useful at night,fıre - we get heat , cookking,electricity-see at night,