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【简答题】
梁截面最常用的形状为( )和( )。
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皮皮学刷刷变学霸
举一反三
【单选题】Bright light that shines _____ the sky is not being used to provide light needed on Earth.
A.
into
B.
above
C.
up
D.
over
【单选题】Ms Harris's conclusion would be more convincing if ______.
A.
she had based study exclusively on twins
B.
she had attacked the developmentalists more harshly
C.
she had truly understood the developmentalists' views
D.
she has provided evidence pointing to developmental characteristics
【多选题】慢性阻塞性肺疾病治疗时，正确的有（ ）。
A.
急性期首选广谱抗生素，以求得迅速控制感染，缓解症状
B.
使用祛痰、平喘药物控制症状
C.
急性发作伴低氧血症时给予低流量吸氧
D.
采用胸部物理治疗及呼吸肌功能训练，改善和增加肺通气
E.
使用敏感抗生素抗感染
【简答题】Violent behaviour by motorists is, in all probability, considered by many to be exclusively a ______.
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