What does the underlined word "aggregate" in PARAGRAPH 3 most probably
mean？ 查看材料
A. Gigantic.
B. Heavy.
C. Total.
D. Maximum.
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What is the author‘s attitude towards online self-gifting？
A. Unclear.
B. Neutral.
C. Negative.
D. Supportive.
（）最有代表性的以定性分析为主的政策评估方法称为
A. 量化政策评估
B. 质化政策评估
C. 实验政策评估
D. 指标政策评估
What did the author intend to illustrate by citing a comparison from an NRF survey on the
A. Self-gifters were only interested in self-pleasure.
B. Self-gifting could be a sign of abstemiousness.
C. Self-gifting was very conducive to living frugally.
D. Self-gifters bought things both for themselves and for others.
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