David is as as Jack.[ ] A. care B. care

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问题选择题

David is as as Jack.[ ]

A. care

B. careful

C. more careful

D. the most careful

答案

答案：B

单项选择题 B型题

慢性肾功能不全，血磷轻度升高，可给予的磷结合剂为（）

A.碳酸钙

B.氢氧化铝制剂

C.ACEI/ARB

D.钙离子拮抗剂

E.骨化三醇

单项选择题

Former social ceremonies that used to mark adolescence have given place to ______.

A．social recognition

B．socio-economic status

C．certain behavioral changes

D．graduation from schools and colleges