抗原提呈
参考答案:
解析:是指抗原提呈细胞将抗原加工处理、降解为多肽片断,以抗原肽/MHC分子复合物的形式提呈给T淋巴细胞识别的过程。
词组。
1. Her name is Alex, _______ (缩写) Alexandra.
2. He gave the speech _______ (不看)his notes.
3. I'm afraid you're not _______ (取得很大进步) in your study.
4. Many people went to countryside at weekends to _______ (逃避摆脱) the city noise.
5. She was _______ (盼望看到) the grandchildren again.
6. He bothered me with _______ (许多) questions.
7. The dresses on sale in this department store are _______ (过时的).
8. They try to avoid _______ (修建) the new school buildings next to the highway.
9. As soon as his head hit the pillow, he _______ (睡着了).
10. After World WarⅡ, Germany _______ (被分成) two separate countries.
踝关节由中立位跖屈约()
A.20度
B.30度
C.35度
D.45度
E.60度