.He has behaved in the most extraordinary way recently I wonder what can his actions.A. a

问题补充：

.

He has behaved in the most extraordinary way recently, I wonder what can his actions.

A. answer for

B. wish for

C. ask for

D. account for

答案：

A. answer for

B. wish for

C. ask for

(答案→)D. account for

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