Butter is cheap when it is plentiful, and ______ when it is in shortage.
A.
costly
B.
expensive
C.
dear
D.
priceless
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参考答案:
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【简答题】“If you want to see a thing well, reach out and touch it!” That may seem a strange thing to say. But touching things can help you to see them better. Your eyes can tell you that a glass ball is round...
【简答题】“If you want to see a thing well, reach out and touch it!” That may seem a strange thing to say. But touching things can help you to see them better. Your eyes can tell you that a glass ball is round....