找到约 30000 条结果

问题 虚拟语气（would be与would have been）

Were it not for the adoption of the open policy, things ________what they are today. A. would never be B.would never have been为什么给出的答案是B呢？从句不是与现在事实相反，主句也没有出现和过去有关的时间词吗？

问题 词组句子分析

...不能出现两个动词，这个是非谓语了吗，所以等于名词. The girl suddenly became awre of a man over there looking at her. = The girl suddenly was aware that a man over there looking at her.所以介词后面变成doing sth  都算作非谓语，如何可以变成一个名词了...

问题 插入语是对主句中哪个对象的修饰

But detractors maintain that the terraces could also have been created by geological activity, perhaps related to the geologic forces, in which case they have nothing whatever to do with Martian water.请问在这个句子中，双逗号中间的这个插入语，是修饰了前一句中的terraces ...

问题 不定式做后置定语能改成of doing做定语吗？

请The temptation to steal is greater than ever before. 能不能改成：The temptation of stealing is greater than ever before. 有些名词总是用不定式做定语，请老师指点一下，有没有什么方法来判断应该用什么做定语。

问题 双宾语中的一个宾语作先行词的问题

The gift that he bought for me looks beautiful. 句中的 buy 是一个双宾动词，在上面一句中 buy 有两个宾语 me 和the gift，其中一个变成了定语从句修饰的先行词。请问这里的he bought for me 可以换成 he bought me 吗？

问题 not...until的主句用一般过去式还是过去完成时

I _______the problem until the teacher explained it.A. didn't understand     B. hadn't understood学生认为两个答案都可以，老师您认为呢？若都可以，其含义又有什么不同？盼望专家老师解惑，谢谢您。

问题 immediately,shortly,quickly,hurriedly的区别

We called the First-Aid Center ______ after the traffic accident happened. A. immediately     B. shortly          C. quickly             D. hurriedly 答案给的是 A,...

问题 时间状语today, yesterday, tomorrow可以放在句中吗

...y, tomorrow 在用作时间状语时通常是放在句首或句末。如：The sky is full of gray clouds today. 今天天上满是灰色的云。Yesterday a state dinner was given in honor of the visiting president. 昨天设国宴款待来访的总统。请问它们可以放在句中吗？

问题 since做连词引导句子的时态问题

...是现在完成时或者现在完成进行时如：So much has changed in the sport since I was a teenager.但有看到过是引导的句子是现在完成时的而非过去式Since you're finished the work, you may leave anyime1、想问since引导状语从句是现在完成时的话，主句...

问题 句子分析成分

"Good air" days are those when the daily concentration of PM2.5-airborne particles of 2.5 microns in diameter or smaller that are harmful to health-is below 75 micrograms per cubic meter, while "severely polluted" is higher than 150 mcg per cum这句when the daily concentration o...

问题 过去分词作状语其副词修饰语是放在其前还是其后

当过去分词作状语时，修饰过去分词的副词是放在其前还是其后？比如下面哪句对？Carelessly written, the article is full of mistakes.Written carelessly, the article is full of mistakes.

问题 如何理解这个谓语结构(will have been being worked)

老师说，By the end of next month, the project will have been being worked for 3 years.是将来完成进行时的被动语态。谓语 will have been being worked 太复杂了，不是很懂。一定要死记硬背吗？

问题 名词+介词短语+定语从句

老师好！Moreever,there was a hole in the Ambassador's hat which had been made when someone fired a shot through his office window.这句话中，名词（a hole）+介词短语（in the Ambassador's hat）+定语从句（which had been made when someone fired a shot through his offi...

问题 Colombian military 前面是否应该有一个定冠词

我在一本教科书中看到这样一句话：This news item is about the release of Betancourt and 14 other hostages by Colombian military. 我怀疑在 Colombian military 前应有一个定冠词，因为表示军队应该用 the military, 而且 Colombian 是形容词，不是名词，前...

问题 填空题中用过去分词还是不定式被动式的区别

The Urban Mind Project teams says it hopes the results will inform future urban planning and social policy______(intend) to improve design and health.为什么空格内不填 to be intended 而要填 intended?