at the news he could hardly say a word at that moment .A. ShockedB. ShockingC. To shockD.

问题补充：

at the news, he could hardly say a word at that moment .

A. Shocked

B. Shocking

C. To shock

D. Having shocked

答案：

(答案→)A. Shocked

B. Shocking

C. To shock

D. Having shocked

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