◎ 题干
To plant trees well, we must dig _____.
[     ]
A. a three foot deep hole
B. three-foot-deep a hole
C. a hole three feet deep
D. a three-foot-deep hole
◎ 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“To plant trees well, we must dig _____.[ ]A. a three foot deep holeB. three-foot-deep a holeC. a hole three feet deepD. a three-foot-deep hole…”主要考查了你对  【不定冠词(a,an)】【形容词】  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。