What Amy does and many people are thankful to her.
A. a important job
B. an important work
C. a important work
D. an important job
网友回答
A. a important job
B. an important work
C. a important work
(答案→)D. an important job
解析：以what引导的感叹句的基本句型结构为what a/an +adj+可数名词单数+主语+谓语！；what+adj+可数名词的复数/不可数名词+主语+谓语！以how引导的感叹句的基本句型结构为how+adj/adv+主语+谓语！