题目内容

8()

A. Lead times for publications can be anything from 6 to 24 weeks before publication and it is essential that details are sent in time.
B. Meetings on pre-show activities should be held to ensure all personnel are clear about recent developments.
C. Research by the Exhibition Marketing Group shows that 61% of visitors are attracted to exhibitions by new products and technology.
D. The costs of exhibition space, transportation, and other related issues need to be considered well in advance.
E. The success of any show is greatly influenced by the way exhibitors market themselves.
F. A number of exhibition organizations also provide free guides and services.
G. A number of fundamental decisions should be taken in advance.

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31()

A. stop
B. break
C. pause
D. delay

正常时影响毛细血管滤过量变化的主要因素是()

A. 功能性充血
B. 组胺
C. 高血压
D. CO2分压变化
E. 毛细血管血压

浦肯野细胞动作电位的特征是()

A. 0期去极速度快、幅度高
B. 4期自动去极
C. 两者均有
D. 两者均无

22()

A. Supposing
B. Considering
C. Regarding
D. Involving

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