题目内容

Which of the following details is CORRECT according to the news item

About 30% of high school graduates went to college several years ago.
B. The number of new students attending college reached the highest last year.
C. A half million students were enrolled at different American colleges last year.
D. About 40% of high school graduates were enrolled at college last year.

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某工程项目，办理审批手续后，拟采用公开招标方式进行招标，在招标过程中，招标工作主要程序确定为：①招标准备；②发出投标邀请书；③发布招标公告；④发售资格预审文件；⑤发售招标文件；⑥编制、递交资格预审申请文件；⑦编制、递交投标文件；⑧踏勘项目现场，投标预备会；⑨评标，确定中标候选人；⑩开标；(11)签订合同；(12)发中标通知书。问题：该项目的招标工作程序是否妥当如不妥当，请写出合理的招标程序。

How much will the woman pay excluding VAT().

A. 84 euros.
B. 75 euros.
C. 168 euros.
D. 252 euros.

轴心受压构件设计时，如果用高强度钢筋，其设计强度应如何取值

判别大偏心受压破坏的本质条件是：______。

A. ηei＞0.3h0
B. ηei＜0.3h0
C. ξ＜ξB
D. ξ＞ξB