◎ 题干
I think it's important for children _____ eight hours a night. 
[     ]
A. sleep
B. sleeps
C. to sleep
D. sleeping
◎ 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“I think it's important for children _____ eight hours a night. [ ]A. sleep B. sleeps C. to sleep D. sleeping…”主要考查了你对  【不定式】  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。