[填空题] If ever you are called 【B1】 to introduce a speaker; it would be well for you to bear in 【B2】 that you have a responsibility to do more than simply get up, recite a few facts, and then sit down. You have at least five major 【B3】 . It is really your responsibility to 【B4】 the tone for the speaker, to establish close relationship with his audience, and 【B5】 the audience that the speaker is a person worth 【B6】 to. In accomplishing this broad goal, you may also be able to ease the 【B7】 and thus relieve your speaker 【B8】 whatever feelings of stage fright or anxiety he may be 【B9】 You should also introduce your speaker’’s speech topic and his 【B10】 , and in doing this you should make clear that the audience is aware of the speaker’’s 【B11】 in his field. Some individuals are so well-known in their fields that it is only necessary to present them by name. 【B12】 , it is far better to ignore this possibility in most 【B13】 and proceed to give some of the 【B
A. A．heart
B．mind
C．mood
D．thought