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[单选题]
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
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A.Fresh water
B.Forests in the northwestern United States
C.The advice of economists
D.All the above
E.None of the above
The farmer uses wood to build a house ______ to store grains.
A.with which
B.to which
C.which
D.in which
Which is not included in the Eskimos' daily diet?
A.Fish.
B.Milk.
C.Animal meat.
D.Vegetables.
Which of these trains is the one ______ goes to Nanjing? ()
A.which
B.of which
C.of these
D.that
Convenience foods which are already prepared for cooking are ______ in grocery stores.
A.ready
B.approachable
C.probable
D.available
The shape of This World is closest to that of which of the following?
A.A circle.
B.A triangle.
C.A square.
D.A cube.