Since my mother moved to live with us in the city, she has been much heavier than before. As time went by, her health got1. So I had to take her to see a2. My mother was told to lose weight by doing exercise every day. She had no choice but to follow3the doctor said. I told her that I would exercise with her every morning.

    On the first morning, she got up very early4ran with me in our neighborhood. I tried to run slowly so that she could follow me. After5for some minutes, I told her the proper ways of exercise and the importance of eating healthy food. She listened to me carefully. It made me6that she told me everything very patiently when I was a kid. On the second morning, I praised her for keeping running with me.

    But after two weeks, she wanted to7running because she thought the two-week exercise didn't work at all. To encourage her, I taught her how to use the facilities (设施) for exercise in our8. She began to exercise again.

    With my help, it9her one month to develop a good habit of daily exercise. "Thank you, my dear daughter. Exercise brings health and happiness to me. I will10worry about my health." Her words touched my heart deeply. I felt happy to make a big difference to my mother's life.

下面两幅图片中，图一是在安徽阜南出土的商代龙虎铜尊，图二是三星堆出土的龙虎铜尊。对比这两幅图能得出的结论是(    )

图一                     图二

①三星堆的青铜礼器明显受殷商礼器影响  ②古蜀文日月中包含有中原地区文化因素  ③这两个铜尊产地相同④龙虎是三星堆和中原地区的图腾

—May I come in?

—Yes, come in. But _______ again.

若3•9^m•27^m=9¹³，则m的值为（  ）