问题描述：
----Have you considered ___ your job?
----No,I consider my job ____interesting .
A to change,to be B to be changing,as
C changing,being D changing,/
为什么选D,不选C?
----No,I consider my job ____interesting .
A to change,to be B to be changing,as
C changing,being D changing,/
为什么选D,不选C?
问题解答：
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