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【单选题】
某建筑物中部屋面等截面挑L(240mm×300mm)，如下图所示。屋面板传来活荷载标准值Pk=6.4kN/m，设计值p=8.96kN/m；屋面板传来静荷载和梁自重标准值gk=16kN/m，设计值g=19.2kN/m。 根据《砌体结构设计规范》(GB 50003—2001)抗倾覆要求，挑梁埋人砌体长度l1，应满足下列( )项关系式。A.
l1＞2.76m
B.
l1＞2.27m
C.
l1≥2.76m
D.
l1≥2.27m
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举一反三
【单选题】Why was the audience getting restless and tired? Because ______.
A.
the speech the businessman gave was too long
B.
the businessman gave three different speeches
C.
the businessman was giving the same speech once and again
D.
the businessman gave a wrong speech
【单选题】Why was the audience getting restless and tired? Because______.
A.
the speech the businessman gave was too long
B.
the businessman gave three different speeches
C.
the businessman was giving the same speech three times
D.
the businessman gave a wrong speech
【单选题】What is the speaker getting ready to do?
A.
Have members of the audience try each piano themselves.
B.
Urge members of the audience to by upright pianos.
C.
Play each piano so the audience can listen to the difference.
D.
Open each piano and let the audience see how they are strung.
【单选题】Which of the following modes of openers in an oral presentation would result in getting the audience to raise hands and participate actively? 在口头报告中,下列哪一种开场白方式会让听众举手并积极参与?
A.
Anecdote 轶事
B.
Question 提问
C.
Quotation 引用语
D.
Startling statement 惊人的声明
E.
Narration 叙述
【判断题】Among training techniques, advantages of lecture way include getting the audience to participate actively in learning; giving people an opportunity of learning from the experience of others.
A.
正确
B.
错误
【单选题】_______ is the most useful invention?
A.
Do you think which of these
B.
Which of these do you think
C.
Which of these you think
D.
You think which of these
【简答题】List the techniques recommended in the text for getting the attention and interest of the audience.
【判断题】Key Elements of an Introduction:getting the audience and introducing yourself.
A.
正确
B.
错误
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