—I need a red pen now, mom. —Oh, I"m busy now, let your father           one for

题型：不详难度：来源：

—I need a red pen now, mom.
—Oh, I"m busy now, let your father           one for you.

A．to buy

B．buying

C．buys

D．buy

答案

D

解析

试题分析：句意：——妈妈，我现在需要一支红色的钢笔。——哦，我现在很忙，让你父亲给你买一支。let sb. do sth. 让某人做某事。故选D。