正确答案是（）
A. institutional
B. universal
C. fundamental
D. instrumental
According to the conversation, an ethical shopper should
A. consider the worth of something to be bought.
B. ask for others' advice before buying things.
C. postpone buying things whenever possible.
D. search for things that are less costly.
What does the word "neophobia" (Line 1, Para. 2) most probably mean？
A. The entertainment of the young.
B. The violence on the Internet.
C. The change of the society.
D. The skepticism of new things.
It can be inferred from the, passage that
A. invasions played an important role in medical exchange.
B. medical exchange: was？ fulfilled by means of translation.
C. eastern medicines are more popular than western medicines.
D. eastern medicines developed earlier than western medicines.
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