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问题 on sales与on sale有区别吗

All the things are for sale. But only a few of them are on sales.这是书上句子，我记得是 on sale 而书上写的 on sales。问问老师这两个短语意思一样吗？谢谢您。

问题 如何区分延续性动词和瞬间动词

如何区分延续性动词和瞬间动词？I will tell him as soon as I see him.     tell 好像可以延续。例如：She is telling a story.  as soon as 只能接瞬间动词吗？还是可以接延续性动词的适当形式。到底怎么准确区分延续性动词和瞬间动...

问题 too...to...句式中不定冠词的位置和用法

She has too mild a nature to get angry.请问老师以上句子是什么语法结构？尤其是粗体字部分。请重点分析一下: Too… to (太…而不能…） 和冠词的位置。

问题 无动词分句包括几种类型

A farmer from the U.S. state of Iowa purchased the rabbit and hoped to show it off at the upcoming statefair.上句中的红色部分是无动词分句吗？这种类似名词短语的成分是无动词分句吗？红色部分可以看成是省略了be动词的无动词分句（我以为），谢谢...

问题 【单独使用的动词】是什么意思呢？

牛津词典中【adjudicate】有一个例句是这样描述的【单独使用的动词】        A special subcommittee adjudicates on planning applications.        有一个特别小组委员会裁决规划申请项...

问题 动词不定式的句法功能判断（以及与现在分词的区别）

(To cross) the river, I must go on a ropeway.这里的动词不定式是什么功能？这里可以不可以填 Crossing 可以吗？

问题 if 条件句可以改成 if doing sth 吗

If stopping being a couch potato and to go outside regularly, they would certainly get away from the trouble.请问这个if条件句用的对吗？

问题 状语的修饰问题（being present at the creation）

Being a teacher is being present at the creation.请问 at the creation 状语为什么修饰的是 is being present？

问题 句子中的 is 可以省略吗

To go through all the formalities necessary in order to get a gun licence.我的疑惑点：1. 我感觉necessary不像是宾补，感觉前面少了is，To go through all the formalities is necessary，如果我的理解有误的话，那necessary是什么成分？To go through all the formalities&...

问题 prove现在进行时意思存疑

Six men have been trapped in a mine for seventeen hours. If they are not brought to the surface soon they may lose their lives. However, rescue operations are proving difficult.  以上摘自新概念2的一篇课文。请问老师这里prove为什么用现在进行时？证明就证明了...

问题 where引导定语从句时感觉不是表示地点

我想请教下Where在下列句子中是什么样的用法:Baseball is a team sport where each side has nine players.Weddings are where two peoples get married. where在这两个句子中和地点似乎没什么关系，想了解下是什么样的用法。

问题 somebody else, somebody's else比较

His isn't fit for the work. Please get me ________. A.something else B.somebody else C.someone else's D.somebody's else请问老师这题怎么分析？

问题 wait your turn（wait是用作及物动词么）

查了字典发现 wait应该是不及物动词呀 为什么有wait your turn这种用法 是及物动词的用法么？wait a moment这里的wait还是不及物动词吧？

问题 which the room 与 which room 有什么区别

I forget ______ I was supposed to go to.A. which the room B. which room

问题 介词from用法疑惑？

Every winter Jeff comes to New York to eat spaghetti, to watch the shipping in East River from the depths of his chinchilla overcoat, and to lay in a supply of Chicago-made clothing at one of the Fulton street stores.书上将from the depths...中的from翻译为：穿着厚厚的毛丝鼠皮...