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【多选题】
根据《建筑施工扣件式钢管脚手架安全技术规范》（JGJ130-2011），6.6，下列关于脚手架剪刀撑和横向斜撑说法正确的是（）A.
单、脚手必须设置剪刀撑与横向斜撑
B.
剪刀撑斜杆的接长必须采用对接
C.
高度24m及以上的脚手架应在外侧全面连续设置剪刀撑
D.
高度24m以下的封闭型双排脚手架可不设横向斜撑
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【单选题】Before the 20th century, modem historians held that Hanging Garden is NOT ______.
A.
a fact
B.
an imagination
C.
a wonder
D.
produced by poets and historians
【单选题】The sputniks hanging from the ceiling are intended ________.
A.
to watch the most desirable goods
B.
to make films that can be used as evidence
C.
to frighten shoplifters by their appearance
D.
to be used as evidence against shoplifters
【简答题】A．He plans to sing a song at the audition B．He thinks the woman should be in the play C．He thinks the woman should invite someone else to the play D．He's not interested in performing with the drama cl...
【单选题】比较优势陷阱是指( )。
A.
发展中国家完全按照比较优势，生产并出口初级产品和劳动密集型产品，会落入“比较利益陷阱”；
B.
发达国家完全按照比较优势，生产并出口资本密集型和知识密集型产品，会落入“比较利益陷阱”；
C.
发展中国家不按照比较优势进行分工，会落入“比较利益陷阱”；
D.
发达国家不按照比较优势进行分工，会落入“比较利益陷阱”。
【简答题】Hanging down from the posterior edge of the soft palate is the _____, where is the location of gag reflex.
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