3.08×0.43≈1.32；
3.08
×0.43924
12321.3244；
9.25÷3.7=2.5．
—What's the best food you have had in Beijing, Alex?
—Roast duck! I ______ to a famous restaurant to have it last week. [ ]
A. have gone
B. go
C. will go
D. went
辩证唯物主义认为认识的客体是
A．精神的创造物
B．客观事物
C．物质
D．认识和改造的对象
