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【单选题】
下列______种极限状态为承载能力极限状态。A.
整个结构或结构的一部分作为刚体失去平衡
B.
影响正常使用的振动
C.
影响正常使用或耐久性的局部损坏
D.
影响正常使用或外观的变形
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【判断题】Definita la Regione Verde d'Europa, l’Abruzzo fa della varietà dei paesaggi il suo punto di forza.
A.
正确
B.
错误
【简答题】Direction: Read the following paragraph and fill in the blank with the number. Paragraph Four: 1. Travel for business is an activity that can have a variety of different purposes, from scouting new bu...
【单选题】The word 'components' in line 2 is closest in meaning to
A.
parts
B.
problems
C.
changes
D.
varieties
【简答题】Paragraph 2 What does scientific literature tell us about the idea that body language reflects our real feelings? One experiment carried out about 10 years ago by Ross Buck from Carnegie-Mellon Univer...
【单选题】I can’t say which wine is best-it’s a(n)________of personal taste. [ ]
A.
affair
B.
event
C.
matter
D.
variety
【单选题】Since the Hawaiian Islands have never been connected to other landmasses, the great variety of plants in Hawaii must be a result of the long-distance dispersal of seeds, a process that requires both a...
A.
discussing different approaches biologists have taken to testing theories about the distribution of plants in Hawaii
B.
discussing different theories about the transport of plant seeds to Hawaii
C.
discussing the extent to which air currents are responsible for the dispersal of plant seeds to Hawaii
D.
resolving a dispute about the adaptability of' plant seeds to bird transport
【单选题】Do you love holidays, but hate the increase in weight that follows? You are not alone. Holidays are times for eating and celebrating, especially with the cultural foods of our heritage. With proper pl...
A.
enjoy eating and keep fit
B.
go on a diet
C.
celebrate traditional holidays
D.
choose a variety of food
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