1. She always worried about the ………...………… of her family (safe). 2. Don’t leave the lights on. It wastes ….......………….. (electric) 3. This river is very…….........……… for swimmers (danger) 4. The………........……… of atom bomb is very terrible (destroy) 5. Hard work always brings …...........………….. (succeed) 6. Those clothes are ………….......………… for cold weather (suit) 7. You must put all medicines in …...………….. cupboards (lock) 8. When the …....……. Failed, he struck the match to find the candles. (electric) 9. Our life is much better with the help of modern ………....…. (equip) 10. All the dancers wore ……………….. costumes (tradition)