问题补充：
--- made her ashamed of herself?
--- the lowest mark in her class.
A. What; Because she got
B. Was it what; Getting
C. What was it that; She got
D. What was it that; Getting
答案：
A. What; Because she got
B. Was it what; Getting
C. What was it that; She got
(答案→)D. What was it that; Getting
解析：考查强调句型和省略。“是什么让她那么的羞愧？”“在班里的成绩最低（使她感到惭愧）。”it is ...that是强调句型，强调句型有疑问形式，强调句型去掉后不影响句意。排除A、B；答语是省略句，动名词短语作的是主语。故选D。
