题目内容
填入适当的词,将句子改为一般疑问句:There's a new pen in Jack's pencil-box.
______ there a new pen in Jack's pencil-box?
答案:Is
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题目内容
填入适当的词,将句子改为一般疑问句:There's a new pen in Jack's pencil-box.
______ there a new pen in Jack's pencil-box?