He______ himself totally in his work, till the smell of burnt furnitures spread over the room.
A. concentrated
B. immersed
C. devoured
D. specialized
查看答案
Referring to the phrase "draw a line under the hasty legislation"(Line 5, Para. 1), the author most probably means"______".
A. revise the hasty legislation
B. reinforce the hasty legislation
C. underline the hasty legislation
D. restrict the hasty legislation
根据下列哪项检查结果，基本上可排除伤寒的诊断
A. 肥达反应阴性
B. 血培养阴性
C. 嗜酸性粒细胞绝对计数大于100×106/L
D. 白细胞总数大于8×109/L
E. 骨髓培养阴性
教育软市场理论认为，教育市场的框架至少应包括教育劳务市场、教育物质市场和【 】
A. 教育精神市场
B. 教育心理市场
C. 教育科技市场
D. 教育产、品市场
According to the study of those four professors, we can learn that_______.
A. the growth of personal bankruptcies is much faster than the medical ones
B. the middle-class Americans are extremely affected in medical bankruptcies
C. the poor underclass is actually not the victims of nowadays medical system
D. those highly-educated people will never be knocked down by anything
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