3岁儿童，食欲差，经常挑食偏食，喜欢吃小食品、喝糖饮料，经常感冒发热，学习成绩差，记忆力不好。医生查体：身体瘦小，皮肤黏膜苍白，此时应该考虑首先检测的生化指标是
A. 血清1，25-(O2维生素D3
B. 血红蛋白
C. 血清铁蛋白
D. 红细胞内游离原卟啉
E. 血细胞比容
查看答案
某公司于2007年1月1日采用分期收款方式销售大型没备，合同价格为1200万元，分5年于每年年末收取。假定大型没备不采用分期收款方式时的销售价格为1000万元，不考虑增值税。则该企业应按照( )万元确认收入。
A. 240
B. 1000
C. 1200
D. 200
DOGGEREL : POET ::
A. symphony : composer
B. easel : painter
C. caption : cartoonist
D. soliloquy : playwright
E. potboiler : novelist
Rather than allowing these dramatic exchanges between her characters to develop fully, Ms. Norman unfortunately tends to ______ the discussions involving the two women.
A. exacerbate
B. protract
C. augment
D. truncate
E. elaborate
The author cites Logan, Huggins, and Litwack for their
A. work on curriculum reform in the public schools
B. participation in the Freedom Summer in Mississippi
C. return to the field of Afro-American history
D. research on blacks in nineteenth-century North Carolina
E. identification with nonviolent direct action
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