Mary usually goes to school _______ her father's car.[ ]
A. by
B. in
C. with
D. on
答案:B
嗜异性凝集试验确定真阳性作吸收实验时,应当选()
A.鸡红细胞
B.醛化过的羊RBC
C.牛红细胞
D.人"O"型RBC
E.以上都不是
什么是基层就业?到基层就业如何办理户口、档案、党团关系等手续?