题目内容
(请给出正确答案)
[主观题]
What is the passage mainly about?A.Education in the U.S.B.The school system in the U.S.C.S
What is the passage mainly about?
A.Education in the U.S.
B.The school system in the U.S.
C.Summer holidays in the U.S.
D.Year-round schooling in the U.S.
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