找到约 30000 条结果

问题 at between 7% and 13% 如何理解

He calculates the return on investment in high-quality birth-to-five education at between 7% and 13%.这里的at怎么理解？为什么用at?

问题 定语从句的先行词问题

The large sum of money that came to him when she died was a shock.that 修饰哪个先行词？是这The large sum of money 一整个吗？

问题 如何理解 and that

...rences were closely linked with how frequently their parents used gestures to communicate.请问老师，如何理解 and that ？是 作found that的并列？还是 代指前面的wide range？

问题 toy with的理解问题

With surging obesity levels putting increasing strain on public health systems, governments around the world have begun to toy with the idea of taxing sugar as wells此处的toy with 是什么意思？网上的意思是不太认真地考虑，可感觉这里好像不是这种含义？

问题 一道关于过去完成时的题

Within minutes of the Pulitze news conference last Monday,Daniel's website biography ________to include the prize. 一道单选时态题 答案是 had been updated 为什么是这个 过去完成时应该要过去的过去 而这里显然更新是在conference后的。

问题 face的主语能是物吗

one of the problems facing mankind today is racism. 这句话中的facing与mankind主谓关系是什么特殊用法吗？另外，face的主语可以是物吗？比如to alleviate the challenge facing the special problem中的facing是challenge的定语吗？

问题 成分分析：uninvited

句子：Once commercial promtion begins to fill the screen uninvied, the distinction beteen the Web and television fades.我认为uninvited 在此句中充当状语成分（不管它在此句是adj 还是 v），但是我说不出为什么。然后我就想问各位如何具体分析"uninvited...

问题 from which语法看不懂

"of" is used to indicate something from which position or reckoning is defined这算啥句子？定语从句？意思能看懂 但是分析不出结构。怀疑是    indicate that  sth is defined (from xxxxx ）

问题 and的疑问

...being asked by lots of parents: ‘Is my child safe if he or she goes back to school?’” says Sir Jon Coles, head of a charity which runs 85 schools, and who has advised the department for education on reopening. 这里and who能够并列嘛？两个定语从句不是修饰的一个词，为什...

问题 独立主格结构

...   A. being tied   B. having tied    C. to be tied     D. tied问：这道题答案是D，可是A是现在分词的被动，表示“双手正在被绑在他的背后”有什么不对吗？

问题 什么时候用don't什么时候用not ?

Cathy told me don't/not to stand up.这句话中间应该用哪一个呢？为何如此？

问题 介词加不定式疑问

Who knows when a potential employer will drop by to give us the white glove treatment?只有少数几个介词可以加不定式，包括 save, but, except, other than 和 than等。其中save, but, except 和 other than 都表示“除……之外”的意思。than 则用于表示比较。为...

问题 that引导的从句

...the next billion doses could be produced by May 27th, according to Airfinity, an analytics firm.像同位语从句，又像结果状语从句。谢谢老师！

问题 分词做状语 后面的主语问题

Called Singles Day, shoppers in the US don’t look forward to it the way they anticipate Black Friday or Amazon Prime Day.请教英语大神，called singles day是分词做状语吗，那后面的主语为什么是shoppers而不是singles day（双十一）。谢谢解答！！

问题 add的用法

Ecologists today warn that we face a twofold menace. The ever-present possibility of volcanic eruptions, such as that of Mt.St. Helens in Washington, added to man's pollution of the atmosphere with oil, gas, coal, and other polluting substances, may bring us increasingly colder weather.请问老师...