用“◇”和“☆”分别代表甲种植物和乙种植物,为了美化环境,采用如图所示的方案种植⑴观察图形,寻找规律,并填写下表:⑵求出第n个图形中甲种植物和乙种植物的株数⑶是否存在一种种植方案,使得乙种植物的株数甲种植物的株数多17?若存在,请你写出是第几个图案,若不存在,请说明理由.
I have a dog. Its name is KoKo. It has a big head and two big eyes. It's white and black. It has two big ears and a small nose. KoKo can run fast(快的)and swim. It likes eating meat. It can play with me. I like my dog. KoKo is my good friend.
630-400=____
930-70=____
---Both. Music is _________ sports.
能正确反映图像对应实验操作的是 ( )