【题目】During the long summer holidays, it is a _______ for American children to spend several weeks at summer camps.
A.costume
B.custom
C.customer
D.feast

【答案】D
【解析】考查名词。A. costume服装； B. custom风俗习惯；C. customer 顾客；D.feast节日，宴会。长署假期间，这是美国孩子在夏令营度过的几周中的一次宴会。故选D。