Thisbookisnew.Thatbookisnew,too.=___thisbook___thatarenew.=Thisbookandthatbook___.
2022-05-02 31次 反馈错误 加入收藏 正确率 : 100%
题目内容：
This book is new.That book is new,too.=___this book ___ that are new.=This book and that book _ _ _.
优质解答
Both,and
are both new
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