【题目】 _________ is a pity that such a great athlete _________retire so early.
A. What; would B. It; would
C. This; should D. It; should
在线课程【答案】D
【解析】
试题分析：句意：这么一名伟大的运动员这么早退休太可惜了。It is a pity +that从句指“……太可惜了”it是形式主义，从句是真正主语。此处主语从句用虚拟语气动词用should+动词原形，故选D.