问题 ...than he has before时态疑问

...个句子（在百度上可查到）：He sang much more sweetly than he has before. 他的演唱比以前要动听许多。不明白句子中than he has before的时态。按理说，这里的 than he has before 应该是than he has sung before的省略，但无论从哪方面来看，这都有问...

问题 句子成分分析

I wish to die while still at work,knowing that others will carry on what I can no longer do, and content in the thought that what was possible has been done.这里content可以和knowing并列嘛？content是形容词。后面那个that what...又是什么结构？还请老师们指教！

问题 句中的fuel a recovery是什么意思

The price of oil has gone above $50 a barrel for the first time in 2016 as supply disruptions and increased global demand continue to fuel a recovery.请问：句中的 fuel a recovery 是什么意思？

问题 to be seen 的意思

看《经济学人》遇到这样一个句子“The authorities are keen to be seen to be cracking down hard.”请问这个句子和“The authorities are keen to be cracking down hard.”有何区别？如果有，“to be seen”在句中作何理解？可以帮忙列举类似的用法吗？

问题 系表结构一些问题

...exercise，too close修饰to bedtime吗？6. It is the third time that she has won the race, which has surprised us all.这里it是形式主语吗，如果不是it代表什么呢？7. 系表机构和被动语态be done的区分：As is known to all, China is the biggest developing country in the wor...

问题 可以去掉all吗？去掉all后和原句意思一样吗？

... China in ancient.这样翻译对吗？3.Once upon a time,there was a king who ruled a prosprous country.（从前有一个国王统治着一个繁荣富裕的国家）这类句子中的逗号可以加上也可以去掉吗？加上去掉逗号句意有没有变化？在句子中的成分也没有变...

问题 引导词that的用法和省略

White has everything he needs：......(省略)，and a receptacle for all the sentences that didn‘t come out the way he wanted them to。（1）White has everything he needs.中的everything后面是不是省略了一个定语的连词that。（2）sentences that中的这...

问题 for examples中的复数用得对吗

‍固定短语 for example 中的 example 好像总是用单数的，但可以用复数吗？比如下面这句就用了复数，如何理解？Italics for examples are a convention in this book.‍

问题 这里的what是什么词性

...an update on where their journey has taken them and what resiliencies have been the pavement on which they’ve traveled.请问老师们，这里的what是用作限定词限定resiliencies吗？如果是，该what分句作为on的介词补足成分，是一个宾语从句，是否能改写为resilie...

问题 主句为将来时态定语从句用什么时态

I promise that you will be the first man in our team who ______ so much money.A. has     B. whill have 这个题目是我自己编的，有问题吗？如果没有问题，如何选？

问题 everyone和anyone在肯定句中的用法区别

The old lady was the only person that died in the fire. _____ else was saved by the firemen.A. Everyone         B. Anyone         C. Someone       D. No one请问如何选？everyone 和 anyone 在肯定句中的用法区别是什么？

问题 He has difficulty stopping .请问一下这个句子的句意是他很难停下。没有找到这个翻译的方式，句中的has让我在翻译的时候很迷惑

问题 考研难句分析

"Sustainability" has become a popular word these days, but to Ted Ning,the concept will always have personal meaning.Having endured a painful period of unsustainability in his own life made it clear to him that sustainability-oriented values must be expressed through every day action and c...

问题 following through on that promise用法

They has vowed to loosen restrictions, and has so far shown signs of following through on that promise.老师们好，following through on 怎么理解呢?

话题 has not stood