Anh văn bằng C-117 1) can prevent tooth decay. a) Vapor b) Fluoride c) Hydrogen d) Pollen 2) He wants to have his clothes washed, ? a) doesn't he b) don't they c) do they d) does he 3) He said, �I was happy to put my trust you.� a) in b) into c) on to d) with 4) "What happened to the postman?" "He to a new town to work." a) has sent b) was send c) was sent d) sent 5) His watch had stopped. As a result, he had no way of knowing the right a) hour b) moment c) time d) o�clock 6) is the best volley-ball team in the school. a) Our b) Our team c) Ours d) First 7) Let�s do something worthwhile with your time instead of just it! a) spending b) using c) wasting d) passing 8) "Which boxes contained food? - a) The wooden b) The wood c) The woody ones d) The wooden ones 9) Even though his brother was completely as a furniture-maker, he produced the most beautiful chairs. a) unable b) untrained c) incapable d) uneducated 10) He will never forget the day he met his wife. a) where b) that c) when d) which . Anh văn bằng C-117 1) can prevent tooth decay. a) Vapor b) Fluoride c) Hydrogen d) Pollen 2) He