问题标题:
there____apen,twopencilsandthreerubbersinthebox.
问题描述:
there____apen,twopencilsandthreerubbersinthebox.
孔波回答:
is
therebe句型的就近原则,看apen,决定用is
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there____apen,twopencilsandthreerubbersinthebox.