“—Whose pen is this? —It's ______.”
A.mine
B.I
C.me
D.my
A
A.mine
B.I
C.me
D.my
A
题干 / 阅读材料
答案解析
It's mine. 意为“它是我的”，mine 独立作表语。
“—Whose pen is this? —It's ______.” A.mine B.I C.me D.my A 学习记录
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