—What do you think made the girl so glad?—a beautiful necklace.A. As she receivedB. Receiv

问题补充：

—What do you think made the girl so glad?

—a beautiful necklace.

A. As she received

B. Receiving

C. Received

D. Because of receiving

答案：

A. As she received

(答案→)B. Receiving

C. Received

D. Because of receiving

解析：考查动名词做主语：句意是:--你认为是什么让这个女孩这么高兴的？--收到一个漂亮的项链。说明这句话是省略句，完整的是：Receiving a beautiful necklace(makes the girl so glad).空格部分是主语，用动名词。选B。