题目内容
（请给出正确答案）
[主观题]
"Vanguard" in the last sentence of the third paragraph may probably mean ______. A．import
"Vanguard" in the last sentence of the third paragraph may probably mean ______.
A．importance B．history
C．pioneer D．industry
提问人：网友anonymity
发布时间：2022-01-06
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