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【多选题】
关于履约保证金的说法,正确的是:A.
中标人必须缴纳履约保证金
B.
履约保证金与支付担保具有同等效力
C.
履约保证金是投标保证一种表述
D.
中标人违反招标文件的要求拒绝提交履约保证金的，视为放弃中标项目
E.
招标文件要求中标人提交履约保证金的，中标人应当提交
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举一反三
【单选题】She refused to tell us the ______ of the news although we insisted that she should.
A.
source
B.
beginning
C.
birth
D.
origin
【单选题】Since she believed him to be both candid and trustworthy, she refused to consider the possibility that his statement had been ______.
A.
dissatisfied
B.
irrelevant
C.
insincere
D.
nonsensical
【单选题】( )是指在一个给定的数量和位置的需求集合和一个候选设施位置的集合下,分别为多个设施找到合适的位置并指派每个需求点到一个特定的设施,使之达到供应方和需求点之间的运输费用总和最低。
A.
最大覆盖模型
B.
集合覆盖模型
C.
P-中心模型
D.
P-中值模型
【单选题】She refused to _________ the door key to the landlord until she got back her deposit.
A.
hand in
B.
hand out
C.
hand down
D.
hand over
【单选题】He's earning as much money as possible now______ he can retire early.
A.
so that
B.
as soon as
C.
in addition t o
D.
Subsequently
【单选题】She refused to ______the door key to the landlady until she got back her deposit.
A.
hand in
B.
hand out
C.
hand down
D.
hand over
【单选题】Her attitude to the party is __________ She said she liked it but she refused to attend it. [ ]
A.
controversial
B.
contradictory
C.
contemporary
D.
conventional
【简答题】Rosa Parks said that she refused to leave her seat because she was fired of ______.
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