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
D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！