家庭成员的单词例如mother前何时用不定冠词？何时用定冠词？何时又用零冠词？敬请专家通过实例语境为学生解惑，非常感谢您的指导。如题
在 techologies from all the way back to the stone age 中，from all the way back to 这个怎么分析？谢谢！如题
It is no less a person than the president.A dolphin is no less a clever animal than a dog.在这些句子中见到了限定词no后和冠词的搭配，觉得奇怪，因为...
在come over,come down,come up这样的短语中，over,down,up是什么意思？另外，什么是短语动词？什么是动词短语？谢谢。如题
at around 6:00中，around是介词还是副词呢？如题
Whats on tonight? 为什么是“系动词+副词”？ on 应该是形容词吧？如题
恳请指正： <副词>“是用以修饰<动词>、<形容词>、其它<副词>以及<全句>的词，表示<时间>、<地点>、<程度>、<方式>等概念”——援引《薄冰语法》此定义言明...
请帮忙怎么翻译这个句子：Though the use of art in nursing education is well highlighted, most of the literature is anecdotal or fo
Great Britain gave the most performance in this group, winning only nine gold and nine silver medal. 句中“medal” 应加s 表复数吗？ 另外，居中 winning 为何要...
比如下这句：She acknowledged ________ at fault.A. to have beenB. having been是选不定式的完成式还是动名词的完成式？如题
Nothing would satisfy that boy but that I place him on my lap. 这里 but 后的 that 能省略吗？谢谢。如题
Nothing would satisfy that boy but that I place him on my lap.，这里的情态助动词用了would是什么目的？能改用will吗？两者有什么区别吗？再如，It coul...
今天做题遇到这样一个句子：I feel sad because if things go wrong, she blames me, even though it is not my fault. 这个句子的意思我明白，但我理不清句子主句与从句，句中...
如果可以说leave sb to do sth，那它与leave sb doing sth有区别？如题
The truth is I am the Iron Man. 这句话是否可以改成 The truth is that I am the Iron Man. (中间加了个that)如题
Being deeply loved by someone gives you strengh, while loving someone deeply gives you courage. 请问 ，这两句话是否可...