is this mary‘s doll?将句子变成复数

is this mary‘s doll?将句子变成复数
is this mary‘s doll?将句子变成复数

is this mary‘s doll?将句子变成复数
答案;Are these Mary's dolls?
翻译；这些是玛丽的娃娃吗?
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Are those Mary's dolls?

are these mary's dolls.

are these mary's dolls?