64．If you are interested in knowing about what people’s life will be, you may visit . (A)the Travel Pavilion　 (B)the Future Tower　 (C)the Safari Park　 (D)the Pyramid

67．Parents with large families ask fewer questions at dinner because ____________. 　　(A)they are busy serving food to their children 　　(B)they are busy keeping order at the dinner table 　　(C)they have to pay more attention to younger children 　　(D)they are tired out having prepared food for the whole family