找到约 60000 条结果

问题 请教大神，这个主从复合句该怎么分析

...分析provide在句中做状语吗Several layer count configurations may be implemented on the platform, provided the trace geometries of the individual microstrip and stripline routing layers fall within theparameter value ranges and the impedance specifications are met

问题 不定冠词用法分析（a piece of cake）

I want a piece of cake.不定冠词 a 是限定 piece 呢，还是限定 piece of cake 这个整体？期待老师的精彩解答。

问题 比较级的构词

...一个辅音字母，须双写这个辅音字母，再加-er。比如：bigger、hotter。但是great同样满足：闭音节单音节，末尾只有一个辅音字母，为什么比较级不双写t.2.比较级的构词规则：以辅音加y结尾的双音节词，变y为i，加er。比如：earlier...

问题 词法问题

The big question remaining，though，is for how long？请问老师这个remaining为啥不是被动。

问题 请问比较级可以做状语吗？

请问比较级可以做状语吗？比如这个算吗？Why did we not find it sooner？sooner 状语是吗？

问题 headed的用法

Margie even wrote about it that night in her diary. On the page headed May 17, 2157, she wrote, "Today, Tommy found a real book!"headed是过去分词做定语吗？是被标注的意思还是在顶端的意思

问题 句子成分

各位老师好，想请教一下下面宾语从句中，in space-time做什么成分，是修饰where的么？谢谢。It assumes the strong equivalence priciple, which states that the laws of gravity should act the same, regardless of where in space-time they are tested.

问题 请问此处like是作介词吗

It's like a symbolic gesture请问此处like是作介词吗like a symbolic gesture 作为表语

问题 句子改错with和as

改错：With a country develops, its cities become the engines of development.老师好！答案是把with改成as, 可以把develops改成developing吗？

问题 here前可以加介词吗

求问：here是副词为什么前面还加了介词in呢？（牛津高阶词典中例句如下：）It’s like a furnace (＝ very hot) in here.

问题 without可连用虚拟语气吗

Without her interference, it would have worked very well.这里的句子用的是虚拟语气吧？这是不是意味着介词 without 也可以连用虚拟语气？

问题 最高级toughest前面为什么不加上定冠词the呢

President Jonathan has been under increasing pressure to address the violence that has plagued many parts of northern Nigeria, and this announcement reveals his toughest stance so far.老师：您好！这句话中为了不在 toughest 前面加上 the 呢？谢谢！

问题 可以省略并列宾语或主语中的第二个the吗

... came after the Edinburgh Evening News used the Freedom of Information Act to obtain correspondence between the zoo and Scottish government disclosing that Tian Tian had been artificially inseminated and could give birth as early as this week.如上。请问可以省略Scottish government前的定...

问题 当前一句出现two，后一句是用a还是one

Every “Number of freeze-thaw cycle” in the table corresponding to two samples including a/one parallel sample.表中每一个冻融循环次数对应两个样本，包括一个平行样本，我是想问这里的一个，用a好还是one好？我是想前面用了two后面是不是用one好一...

问题 notice sb leave还是notice sb leaving？

...ouse.No one noticed him leaving the house.第一句比较好理解。不带to的不定式作宾补，表示没人注意到他离开了。但是第二句是正确的吗？因为leave是瞬间动词，所以不会表示正在进行，而是就像瞬间动词表示将来一样表示“将要......“...