广告不得含有虚假的内容，不得欺骗和误导消费者。
参考答案：对
The shopkeeper said they _____ the shoes ______.[ ]
A. have sold out; in my size
B. sold out; of my size
C. had sold out; for my size
D. had sold out; in my size
如图所示为我国传统游戏项目打陀螺，在陀螺的锥尖镶嵌小钢珠是为了______摩擦，玩的时候，将鞭子绳绕在陀螺上，迅速抽掉鞭子，陀螺就会飞快地旋转起来，这说明力可以______．旋转着的陀螺能保持转动，是因为陀螺具有______．
