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初中英语
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单选题
1. —Peter, do you want to know something about Barcode(条形码)?
—Yes, I am wondering ____.
A .
how old is the great invention
B .
who came up with this code
C .
that it can be used in the library
D .
what information does a Barcode include.
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使用过本题的试卷
牛津译林版九年级上学期Module 1 Unit 2 语法: that、if和whether引导的宾语从句