关于工程项目投标文件的传送与签收表述正确的是( ) A.在截止时间后送达的投标文件

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问题:

关于工程项目投标文件的传送与签收表述正确的是( )

A.在截止时间后送达的投标文件,招标视为无效投标文件而原封退回,不得进入开标阶段

B.为了保证充分竞争,对于投标人少于3个的,招标人应当依法重新招标

C.招标人收到标书以后应当签收,可以开启

D.如果投标人因为递交文件的地点发生错误,延误投标时间的,不可作为无效投标拒收

E.投标人应当在投标文件要求提交投标文件的截止时间前,按照招标文件规定的地点,将投标文件密封送达投标地点

考点:注册咨询工程师工程项目组织与管理工程项目组织与管理
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按经济内容分类,制造费用属于工业制造企业费用要素。( )

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阅读理解。
                                               Wanted: Babysitter
      Are you free in the afternoon? Do you like children? We need a babysitter for
our daughter. She is only five years old. We need a babysitter to look after her every
afternoon from Monday to Friday, 2:00 p.m. to 7:00 p.m. Sometimes you will work
the whole day at the weekend. Pay is ¥10 per hour.
      For the job, you should do:
      ★.Play with the girl
      ★.Watch her
      ★.Read to her
      You will work in the house. We live in Fuzhou, near No. 2 Middle School.
      Please call: Mrs. Lin.            Tel: 54568952
1. Mrs. Lin wants to ask a babysitter to look after her ______.
[ ]
A. grandfather
B. grandmother
C. daughter
D. son
2. The babysitter will work ______ hours a day.
[ ]
A. 4
B. 5
C. 6
D. 7
3. The babysitter will usually work ______.
[ ]
A. in the afternoon
B. in the morning
C. in the evening
D. the whole day
4. Mrs. Lin will pay ______ for the babysitter's work from Monday to Friday.
[ ]
A. ¥10
B. ¥50
C. ¥200
D. ¥250
5. Which of the following is TRUE?
[ ]
A. The baby is only four years old.
B. The babysitter needn't cook for the child.
C. Mrs. Lin wants to get the job.
D. The babysitter has to work seven days a week.
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加热后浑浊即可消失但无气泡,提示尿液中含有()

A.磷酸盐

B.碳酸盐

C.尿酸盐

D.细菌

E.脓细胞

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我国人口最多的少数民族是()

A.蒙古族

B.满族

C.壮族

D.回族

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简述货车溜放风阻力 car rolling resistance due to wind effect。

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