地球在公转时，地轴是____ 现象，而且它的____ 保持不变。

走进课文，众多杰出人物光辉灿烂。有功xūn泽人间的邓稼先，有锲而不舍做学问，不断A（追随/追求）zhuó越的闻一多先生，还有写出《黄河颂》来B（表达/表示）我们民族气pò的诗人光未然，以及爱国爱家为土地发出shì言的端木蕻良。

      Hello! My name is Mike. I am from the USA. Now I am in China with my parents. I like China. I like Chinese food, too. I have breakfast at home. I eat an egg, bread and porridge(粥)for breakfast. I do not like milk. I have no time to go home for lunch. So I have it at school. The lunch in our school is good. I can have different food for lunch. I eat rice, meat and vegetables. Sometimes I have noodles（面条） and dumplings(饺子). I have dinner at home with my parents. Sometimes we go out to eat with friends. We have chicken, vegetables and fruit.

在洛阳市聚居的少数民族主要是（　　）