题目内容
(请给出正确答案)
[主观题]
What does the underlined word "they" (Line 3, Para. 3) refer to?A.Rare books.B.Library use
What does the underlined word "they" (Line 3, Para. 3) refer to?
A.Rare books.
B.Library users.
C.Book owners.
D.Library conditions.
答案
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