◎ 题干
The boy used to spend time _______ his classmates.

A. chat with
B. chatting with
C. to chat with
D. on chatting with
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“The boy used to spend time _______ his classmates. [ ]A. chat with B. chatting with C. to chat with D. on chatting with …”主要考查了你对  【动名词】【介词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。