问题补充：
单选题What__________Amydoesandmanypeoplearethankfultoher.A.a important jobB.an important workC.a important workD.an important job
答案：
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！
