Which of the following would be considered a free good()?
A.Fresh water
B.Forests in the northwestern United States
C.The advice of economists
D.All the above
E.None of the above
A.Fresh water
B.Forests in the northwestern United States
C.The advice of economists
D.All the above
E.None of the above
第1题
A.Markets
B.Money
C.Profit seeking
D.The price mechanism
E.Scarcity
第3题
A.Most of all
B.Remember that
C.A key feature
D.For instance
第4题
A.them
B.that
C.which
D.those
第5题
A.anagram
B.crossword
C.riddle
D.word puzzle
第6题
A.MS
B.MSG
C.SG
D.SMS
第7题
A.(i) and (ii)
B.(ii) and (iv)
C.(i) and (iii)
D.(iii) and (iv)
第8题
Which of the following bacteria belong to obligate aerobe()
A.C-jeiuni
B.E-coli
C.V.cholerae
D.P.aeruginosa
E.M.tuberculosis
第9题
第10题
A.Describing
B.predicting
C.brainstoring
第11题
A.1 only
B.2and3
C.2and4
D.3 and 4