◎ 题干
We have worked for three hours.  Now let's stop _____  a rest.            
[     ]
A. had          
B. have            
C. to have      
D. having
◎ 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“We have worked for three hours.Now let's stop _____a rest.[ ]A. hadB. haveC. to have D. having…”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。