清洁保养含有两个方面的内容,一为清洁,即(),二是保养,即保护调养使之保持正常状态。
A、去除尘土
B、油垢
C、污渍
D、拖尘
参考答案:A, B, C
The young man was driving his new car, bought only three days ago, in the__________of the airport, when an accident happened.
A.way
B.path
C.route
D.direction
患者,女,34岁。皮肤反复出血半年。检查:血红蛋白90g/L,血白细胞5.0×109/L,血小板46×109L,骨髓增生活跃,颗粒型巨核细胞增多。应首先考虑的是()。
A.再生障碍性贫血
B.急性白血病
C.特发性血小板减少性紫癜
D.脾功能亢进
E.过敏性紫癜