17.The children in my family are always_____to their elders. Everybody loves them. A.respect B.disrespect C.disrespectful D.respectful 18.The major items of____in Western dining style are the knife, fork and spoon. A.generation B.sense of belonging C.cutlery D.manner 19.In many countries, you____wear a seat belt in the car - it's the law. A.can B.must C.ought to D.should 20.John asked Kim to marry him and he jumped with join when she accepted. A.Respected B.argued C.agreed D.disagreed