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问题 morning前有形容词修饰时的介词

on a cold morning , in the early morning,都是morning前加形容词，但是为什么介词不同呢？有的参考书上写的morning前有形容词修饰时就需要用on，这种说法好像不准确吧？ 请专家老师帮我解答，谢谢。

问题 my family可以用代词they来代替吗

My family are against his marrying a foreigner. They say it is not the best choice.请问这个句子对吗？第二句的主语用 they 合适吗? 我的意思是：这个they与前面说的 my family 相吻合吗？

问题 求分析“名词+and+句子”（and前面没有动词）

_____ and I’ll get the work finished.A. Have one more hourB. One more hourC. Given one more hour D. If I have one more hour 答案为B。但只有B答案没用动词的形式，请详细解释一下。谢谢。

问题 感官动词被动句主补可以用现在分词么？

Listen！Is Tim heard (   ) in the room now?A.to singB.singing答案是A，我知道这种还原不定时符号to的用法。我的疑问是既然是让听，那么应该是正在唱歌，用现在分词表示正在 有错么？感谢老师指点~！谢谢。

问题 有关虚拟语气的选择题(涉及insist后的从句)

They all insisted that the plan _______ practicable.A. was      B. were    C. be     D. should be

问题 Once upon a time,once upon 的修饰关系

Once upon a time,there was a king ruling the country.老师，once 是副词，upon 是介词，前者修饰后者吗？

问题 aging以及who的修饰对象

Me 10 years ago: probably would have played along with the profile picture aging meme going around on Facebook and Instagram 这里的profile picture后的aging与profile photo都是名词修饰meme吗？这里解析是说相当于this is me 10 years ago who probably…,who修饰this，那么...

问题 there be 句型的表语是否能用不定冠词

there be 句型常见的都是 There is a lamp on 【the】 table. 这个表语的位置是定冠词，是否可以用不定冠词呢？如果不能用，原因是？

问题 Some water中some是什么词性

...，some是什么词性呢？是形容词，还是代词做定语呢？ The last man alive last在现代语法中也被归为限定词，但是他的词性是形容词吧？

问题 play off against each other是什么意思

Elizabeth successfully played off against each other the two great Catholic powers，France and Spain. 这里的played off against each other理解不了。 each other是什么成分修饰什么？

问题 facial expressions(面部表情)为什么用复数

Anthropologists have discovered that fear, happiness, sadness, and surprise are universally reflected in facial expressions. 请问老师这句末尾"面部表情"为什么要用复数？可以写成“in the facial expression." 或”in a facial expression."吗？

问题 as possible 可以单独使用吗

They wanted to make sure that this exhibition is comprehensive, in the timespan as well as including many different artistic mediums as possible.句末的as possible包括前面的as吗？如果是这样，前面就只有as well了。还是前面的as well as是不可分割，如果是这样的话...

问题 谓语是动词和谓语是动词加介词的困惑

students tend to find that the consequences proves less impressive的句型中 谓语是tend 宾语是to find 那从句是做宾补吗？ 为什么又说谓语是tend to，不是非谓语动词做宾语吗？请帮我分析一下到底谁做宾语以及为什么，谢谢了！

问题 不定式做什么成分及含义

The dinner is ready to eat.I'm glad to help.He is eager to please.He is easy to please.这些句子中不定式分别做什么成分？其中第三四句怎么看出来主语是不是不定式动作的承受者还是发出者，只能凭句意吗？He is easy to please翻译成他很好愉悦不...

问题 if从句时态问题

...ms tomorrow,why aren't you studying?2.She said if she had enough money the next year,she would go to Japan.老师,我对if时态有些不懂..比如第一句中,为什么从句完成时,主句进行时? 难道不该前后都用一般时态吗 (If you have exams tomorrow,why don't you study?)...