Double Eagle II, the first trans-Atlantic balloon, was greeted by avid crowds in France.
A.eager
B.surging
C.appreciative
D.vigorous
参考答案:A
解析:形容词辨析。A.eager热心于,渴望着;B.surging急剧上升,冲击,波动;C.appreciative欣赏的,有欣赏力的,表示感激的;D.vigorous精力旺盛的,健壮的;而avid表示“渴望的”,因此A是答案。