创建基本墙上的窗族需要使用哪种样板（）
A、基于窗的公制常规模型
B、公制常规模型
C、公制窗
D、基于墙的洞口模型
参考答案：A
Speaker A: I think cartoons on TV are not good for kids to watch. There's too much violence in them. Speaker B:______
A．Yes, cartoons on TV can stimulate children's imagination.
B．I wonder why children like to imitate the violent actions in the cartoons.
C．Oh, but I don't think anyone really takes them seriously, do you They're just for fun.
D．Well, which cartoon do you think involve the most violence
把金属箔做成空心筒，它可以浮在水面上，为什么卷成一团放入水中却沉入水底？
