【正文】
。 I can swim. I am swimming. Can you dance? Yes, I can. Are you dancing? Yes, I am. The dog is running after the mouse. run after 追趕 The mouse is sitting under the bed. sit under the bed 坐在床下面 The dog is jumping on the bed. jump on the bed 在床上跳 The mouse is eating the dog’s food. food 食物 eat the dog’s food 吃狗的食物