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【单选题】
小红英语成绩不是很好,妈妈要她整个周末课外补习班,小红则认为周末应该合理安排好学习和休息的时间。这说明小红( )
A.
一味追求独特,给妈妈造成了伤害
B.
不好好学习,会让妈妈伤心
C.
具有批判性思维,能够独立思考
D.
没有调解好自己的心理矛盾
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【单选题】涵洞拱圈砌筑砂浆或混凝土强度达到设计强度的( )时,方可拆除拱架,达到设计强度后,方可回填土。
A.
75%
B.
80%
C.
85%
D.
90%
【单选题】以太网的核心技术是随机争用型介质访问控制方法,即带冲突检测的载波侦听多路访问方法。它的核心技术起源于______。
A.
无线个人局域网
B.
近距离无线个人局域网
C.
无线分组交换网
D.
无线局域网
【单选题】_________ in Current Biology, the finding suggests that female birds seek mates with superior singing skills.
A.
To publish
B.
Published
C.
Having published
D.
To be published
【简答题】A.Cries of birds are affected by seasons. B.Only some sorts of birds can cry. C.Birds would cry when they meet ers. D.It is easy to tell the singing of a bird from its crying.
【多选题】关于预制涵洞拱圈的安装施工,正确的有( )。
A.
预制拱圈安装后,成品拱圈吊装孔,应以粘土填塞
B.
预制拱圈成品混凝土强度达到设计强度的70%时,方可搬运安装
C.
预制拱圈块之间的砌筑应采用干砌
D.
预制拱圈成品安装前,应检查成品及拱座、墩、台的尺寸
E.
拱座与拱圈拼装接触面,应先拉毛或凿毛(沉降缝处除外),安装前应浇水湿润,再以M10水泥砂浆砌筑
【单选题】以太网的核心技术是随机争用型介质访问控制方法,即带冲突检测的载波侦听多路访问方法。它的核心技术起源于______。
A.
无线个人局域网
B.
近距离无线个人局域网
C.
无线分蛆交换网
D.
无线局域网
【单选题】Birds singing is sometimes a warning to other birds away.
A.
Stay
B.
staying
C.
stayed
D.
to stay
【简答题】阅读理解。 Birds Journeys The wish that shows birds to begin their journeys, and the highly exact feeling of direction shown by traveling birds, stay among the most puzzling mysteries of science. The Arcti...
【单选题】下列心血管疾病中易引起脑栓塞的是
A.
肥厚型心肌病
B.
病毒性心肌炎
C.
急性心肌梗死
D.
风湿性心脏病二尖瓣狭窄
E.
慢性肺源性心脏病
【简答题】阅读理解。 It was getting late. There was no noise in the forest. We could only hear the birds singing. And then, a bear-a big brown bear-came into the forest. The bear stopped under a tall tree. He was ve...
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