14. ACB stands for Asia __________________________Bank. (commerce) 15. Bell demonstrated his ______________________ at a lot of exhibitions. (invent) 16. We should obey the __________________regulations at the hospital. (safe) 17. You have to keep all ___________________objects out of children’s reach. (danger) 18. Don’t put the knife into an __________________socket. (electricity)
14 commercial
15 invention
16 safety
17 dangerous
18 electric