当当网的销售渠道属于()
A.B-B
B.B-C
C.C-C
D.C-B
参考答案:B
I can’t see my old grandmother________alone in the country,so I’ll have her________with me in the city.
A.leave;staying
B.leaving;to stay
C.left;stay
D.left;stayed
白蛋白合成减少的疾病是()。
A.慢性肝炎
B.营养不良
C.糖尿病
D.大面积烧伤
E.肾病综合征