问题
选择题
.Mr. Smith ________ me to buy several ________ eggs for the dinner.
A．asked; dozen
B．suggested; dozens of
C．had; dozen
D．persuaded; dozens
答案
A。
前有several时，作定语的dozen只能用单数，排除B和D；根据句型搭配，可说ask sb. to do sth., 但却说have sb. do sth., 排除C。