问题
选择题
淋巴和血浆都属于内环境的组成成分,且在成分上类似,但是[ ]
A.淋巴中无蛋白质
B.淋巴中的蛋白质比血浆中的多
C.淋巴中的蛋白质比血浆中的少
D.血浆中无大分子蛋白质
答案
答案:C
淋巴和血浆都属于内环境的组成成分,且在成分上类似,但是[ ]
A.淋巴中无蛋白质
B.淋巴中的蛋白质比血浆中的多
C.淋巴中的蛋白质比血浆中的少
D.血浆中无大分子蛋白质
答案:C
Every school has its own(自己的) rules. In some schools in Asia(亚洲), students smoke(吸烟) or talk loudly. In some schools in America, each child must look after their well. They should cover the books. But one is very popular around the world: students have to wear on weekdays, but many students don’t like to wear the school uniforms they think the uniforms are the most ugly clothes in the world, but schools don’t let their students wear own clothes at school. Some students beautiful pictures or their favorite stars on their uniforms, because they don’t want to wear the clothes. What do you think it? Do you your school uniform?
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