【简答题】In GNP and GDP, G stands for ______. A) gross B) grand C) great D)greedy
【判断题】The greedy process is a step-by-step procedure.
【单选题】设A={x|x>0},B={x|x<1},则A∩B= [ ]
【单选题】Which of the following is incorrect in this greedy process?
A.
update all nodes with the cost of all links everytime
B.
always pick the node with the smallest estimated distance
C.
always pick the link with the smallest cost
D.
none of the options given
【单选题】设A={x|x≥1},U=R,求C u A=( )
【单选题】I won’t go there again. They are too greedy——they me 15 pounds for the broken cup.
【单选题】The access part of ADA is extremely complicated, so ______.
A.
those greedy attorneys take its advantage to make profit
B.
it has effectively guaranteed the rights of those handicapped
C.
there are inevitably some flaws
D.
the handicapped show no interests in it at all
【单选题】设A={x|x≥1},U=R,则C U A= [ ]
【单选题】设x 1 ,x 2 ,x 3 ,x 4 ,x 5 这五个数的平均数是a,则x 1 -1,x 2 -1,x 3 -1,x 4 -1,x 5 -1的平均数是( )