He promised to buy me a nice gift for my birthday, beyond my imagination.
A. it
B. that
C. something
D. the one
网友回答
A. it
B. that
(答案→)C. something
D. the one
解析：考查代词：something beyond my imagination是a nice gift的同位语，进一步说明gift的。beyond my imagination是介词短语作something 的定语。意为超出我想象的东西。整句话的意思是：我妈妈答应给我买个很好的生日礼物——一个超出我想象的礼物。选C。