问题
单项选择题
人体血液中血红蛋白的特征是（）
A.在氧含量高的地方与氧容易结合
B.在氧含量高的地方与氧容易分离
C.在氧含量低的地方与氧容易结合
D.在氧含量低的地方都与氧容易分离
答案
参考答案：A
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人体血液中血红蛋白的特征是（）
A.在氧含量高的地方与氧容易结合
B.在氧含量高的地方与氧容易分离
C.在氧含量低的地方与氧容易结合
D.在氧含量低的地方都与氧容易分离
参考答案：A
| 阅读理解。 | ||||||||||||||||||||||||||||||
| Hello! My name is Peter. I am 12 years old. Betty, Mary and Yokiko are my friends. My father is a teacher. His name is John. My mother’s name is Chris. I love them very much. I have no brothers or sisters. Betty is 13, she has a brother. His name is Norman. Mary has two brothers and a sister. Her sister’s name is Rose. Her parents are Colin and Amy. Yokiko is young. She is two years younger than Mary. And she is a Japanese girl. She has one brother and one sister. Her sister’s name is Haruko. She is very cute. | ||||||||||||||||||||||||||||||
根据短文内容完成下表：
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