正常人体在饥饿状态下，体内血液中：[ ]
A．葡萄糖大幅度下降
B．葡萄糖浓度相对稳定
C．胰岛素含量增加
D．胰高血糖素含量减少
答案：B
“神六”飞天取得圆满成功，中华儿女无不为之感动，国人的这种表现来源于[ ]
A．强烈的民族自尊心、自信心
B．坚强的意志
C．乐观的心理品质
D．积极的生活态度
A certain percent of your salary is ________ by the employer as insurance payments. [ ]
A. kept away
B. kept out
C. kept up
D. kept back
