问题
选择题
Is this the reason ________ at the meeting for his carelessness in his work?[ ]
A．he explained
B．what he explained
C．how he explained
D．why he explained
答案
答案：A
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Is this the reason ________ at the meeting for his carelessness in his work?[ ]
A．he explained
B．what he explained
C．how he explained
D．why he explained
答案：A