the invitation of Mr. Black she attended the tea-party.A. AtB. OnC. ToD. With

问题补充：

the invitation of Mr. Black, she attended the tea-party.

A. At

B. On

C. To

D. With

答案：

(答案→)A. At

B. On

C. To

D. With

解析：此处选用at,是表示动作的原因,意为: 应, 按照; at the invitation of sb.意思为:应某人的邀请.