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问题 never,not,no,none的区别

Pantomime refers to a short drama in which ______ words are spoken.A.never           B.not              C.no                 D.none为什么不选D？

问题 if与unless在选择题中的区别

_____ you_____ hurry up, you’ll be late.A: If; aren'tB: Unless; don’tC: Unless; aren'tD: If; don't

问题 请教Teacherliu现在完成时在语境中的用法

—I have had lunch.—What did you have?这组对话合理吧？那么, What have you had for lunch? 用在这里是否不妥？那么，What have you had? 用在什么语境中更合适？盼望刘老师解惑，谢谢。

问题 be less of 的理解

...ss of a setback if the start-up adult is ready for the move.请问此句中的 be less of 应该如何理解？the move 又应该如何理解？谢谢老师！

问题 同位语的不定冠词问题

1."lt's kind of growing out of the crunchystage of yaga to the Starbucks stage," said Bill Harper,publisher of YogaJournal. 2."..,"says Patrick Wong,an assistantprofessor at Northwester University,who was not invovled in this study. 为什么第一句publisher前...

问题 way to后面接动词、动名词的规则

我看牛津词典上way作为方式方法途径，为 way to do sth 或者 way of doing sth，但是柯林斯词典上却有 The towns are on the way to becoming agglomerations of desperately poor people.请问这个句子是有错误么？

问题 really在句子中的位置

老师，您好!想请教一下副词really在句子中是放在什么位置呢？以下几种情形是否是正确？如果是，那么区别是什么呢？1）情态动词I can really swim.I really can swim.2）名词It is a really beautiful city.It is really a beautiful city.3）助动词I don...

问题 always连用一般过去时与过去进行时的区别

In the past the big clock ___ the hours. A.always struck  B.was always striking.为啥不选 A 呢，希望老师讲详细些，感激不尽！

问题 请问look at sb的成分

...扰我很久了。look at sb, 到底成分是什么？在网上百度，有的说是 look at是短语，做谓语。有的说look是不及物动词，加上介词at，后面才能跟宾语。还有种说法是at sb是状语。如果以上说法有一个对的话，那么strive to do sth，有种说...

问题 it must have been 和 it must be的区别

如这个句子所言，如果这里是 it must be Tom 的话行不行呢？

问题 It is nice doing sth 的说法对吗

It is nice working with the girl.请问这个句子对吗？是不是应该将动名词改成不定式？比如说成：It is nice to work with the girl.

问题 请教曹老师，必具性状语是否可以理解为外国学者讲的动词补足成分？

如题。

问题 And with that came increased seasonality 的主语是什么

...ally became colder.请问老师，And with that came increased seasonality 的主语是什么？ with that : immediately after doing or saying thatwith that■说完(就)，接着(就)，随即，于是■接着就；随即

问题 对deserve doing和be worth doing之间区别的强化认识

请判断下列句子的正误。如有误请说明。1. A number of less common, although equally important causes of infertility is worth being aware of.2. A number of less common, although equally important causes of infertility deserve being aware of.3. English pron...

问题 请专家老师推荐几本好的语法书（特别是讲介词用法的语法书）

老师，您能不能推荐一些好的语法书，特别是讲介词用法的语法书，谢谢！！因为大多数讲介词书都是像字典一样，一下列出好几十条，让我感觉很生硬而且难以掌握。【我目前读过的书：语法俱乐部（精读）谢孟媛文法系列（...