按《建筑桩基技术规范》(JCJ 94—1994)规定进行桩径大于~600灌注桩施工,在开始灌注水下混凝土时,导管底部至孔底的距离宜为下列()组范围值。
A. 300~500 mm
B. 500~800 mm
C. 800~1000 mm
D. 1000~1200 mm
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New York is ideal for this study because ______ high-rise buildings.
A. there is plenty of
B. of the number of
C. it has plenty
D. the number
我国宪法赋予公民8项基本权利,其中()是公民最重要的基本权利之一,也是实现其他权利的基础。
A. 平等权
B. 政治权力和自由
C. 人身自由
D. 监督权和取得赔偿权
A: Martine, congratulations on your winning such a great award. B: ______
A. Oh, do you really think so
B. All the honor should go to my colleagues.
C. You know, I have stayed up very late recently.
D. I have great confidence to win this time.
旅游投诉处理机构应当在受理旅游投诉之日起()内作出调解决定。
A. 30天
B. 30个工作日
C. 60天
D. 90天