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【单选题】
已知椭圆 x 2 25 + y 2 16 =1 上的一点P到椭圆一个焦点的距离为3,则P到另一焦点距离为(  )
A.
9
B.
7
C.
5
D.
3
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【单选题】He does so little work in the office that for all practical purposes it would make no difference _______ he didn’t come.
A.
if
B.
when
C.
why
D.
whether
【单选题】So little ________that the neighbors could not settle their difference .
A.
agreed they
B.
they agreed
C.
they did agree
D.
did they agree
【单选题】我国外交政策的基本目标是()
A.
独立自主
B.
和平共处五项原则
C.
坚持对外开放,加强国际交往
D.
维护我国的独立和主权,促进世界的和平与发展
【单选题】按我国《建设工程施工合同(示范文本)》的规定,工程施工过程中发生工程变更,合同中有类似变更工程价格,则( )确定变更价款。
A.
按合同已有价格
B.
参照合同价格
C.
由承包人提出价格,发包人确认后
D.
由承包人提出价格,工程师确认后
【单选题】The difference is so small as to be ______.
A.
neglectful
B.
neglecting
C.
negligent
D.
negligible
【单选题】I know the difference between these two words. So ______ they.
A.
know
B.
will
C.
do
D.
does
【单选题】决策前提必须对每个方案进行综合分析和评估,即必须进行()研究
A.
经济性
B.
效益性
C.
社会性
D.
可行性
【简答题】我国建设工程施工合同示范文本规定,承包人必须在发出索赔意向通知后的( )天内向工程师提交一份详细的索赔文件和有关资料。
【单选题】The twin sisters are so much alike that nobody could tell the difference them.
A.
among
B.
within
C.
between
D.
from
【单选题】So little ______that the neighbor could not settle their difference. [     ]
A.
they agreed
B.
they did agree
C.
agreed they
D.
did they agree
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