Female tourists prefer story-like introductions and enjoy shopping while male tourists are interested in sports and safari.
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Tourists may become bored and critical of the guiding service as time goes by. The guide should offer more entertainments to please tourists.
A. 对
B. 错
A guide should reiterate the time and place and time for assembly and departure, and remind tourists to be punctual when the travel draws to a close.
A. 对
B. 错
有关贫血的病因分类,下列哪项组合是错误的
A. 再生障碍性贫血——红细胞破坏过多性
B. 肾性贫血——红细胞生成减少性
C. 巨幼细胞性贫血贫血——红细胞生成减少性
D. 溶血性贫血——红细胞破坏过多性
E. 失血性贫血——红细胞丢失过多性
贫血患者最早和最常见的症状是
A. 皮肤黏膜苍白
B. 疲乏无力
C. 失眠
D. 头晕头痛
E. 注意力不集中