The teacher is writing ____ a piece of chalk on the blackboard while the students are writing ____i

题目简介

The teacher is writing ____ a piece of chalk on the blackboard while the students are writing ____i

题目详情

The teacher is writing ____ a piece of chalk on the blackboard while the students are writing ____ink in exercise books.         
A.with, inB.in, withC.in, inD.with, with
题型:单选题难度:偏易来源:不详

答案

A

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