题目

如图，在正三角形网格中，以某点为中心，将 旋转，得到 ，则旋转中心是（ ） A . 点A B . 点B C . 点C D . 点D 答案：B Have you ever noticed how you feel when you play with a dog or a cat? Or maybe even some other a1., like a goldfish or a rabbit. Of course, playing with pets is fun and spending time with them can also be good f2. our mental health."A pet can remind you that you are not a3.," said life coach Desiree. She added that pets give us unconditional(无条件的) 14.. This can be helpful when you feel lonely.I can speak from my experiences about this. Sometimes I felt a bit unhappy or lonely since I lived by myself, b5. I never had the idea to own an animal pet. Recently I have the chance to take care of m6. friend's cats while she is away. Caring for her cats has made a big difference in my life.When I come home, they're v7. happy to see me. When I'm tired or sad, they will c8. to me and "ask" me to pet(爱抚) them. It's almost like they can tell when I need someone to chat with. So the next time when you're f9. a bit blue, maybe you should find a dog or a cat to talk to. Even something as easy as petting a cat can make you feel h10. and healthier. Why not keep a pet to make your life different?