()是草食性动物。
A.小型猪
B.犬
C.鼠兔
D.长爪沙鼠
参考答案:C, D
Inside a box there are six smaller boxes,and inside each small box are six much smaller boxes.
How many boxes altogether? [ ]
A. Thirty-six.
B. Thirty-seven.
C. Forty-three.
D. Forty-two.
男性,45岁,剑突下隐痛3年,与饮食有关,问有黑便,肝脾未扪及。实验室检查:HGB65g/L,WBC5.9×109/L,PLT130×109/L,MCV65fl,MCHC26%,血清铁6.32μmol/L,铁蛋白8μg/L
患者需要治疗的是()
A.输血
B.补充叶酸和维生素B
C.补充铁剂
D.输注丙种球蛋白
E.EPO