问题 为何这里 need 后面要加 to be 呢

A: My boss told me I couldn't take any time off to go on holiday this year.B: That's crazy! Did he say why?A:He said that the company is doing well so they need to be fully-staffed at all times.老师：您好！我不明白为何这里 need 后面要加“to be”呢？谢谢。

问题 to be disappointd在句中作什么成分

There's no reason to be disappointed. As a matter of fact, this could be rather amusing.to be disappointd 在句中作什么成分？

问题 独立主格（There being nothing to do）

There being nothing to do,we went home.这句话中为什么不可以省略 there be 呢？直接用 Nothing to do,we went home可以吗？

问题 continue to do与continue doing的区别

请教一下各位老师:continue to do和continue doing的区别是什么？什么时候用continue to do和什么时候用continue doing呢？

问题 be down to怎么理解

the British museum's increased popularity is down to its exhibitions.

问题 too...to...句式中的不定式可用进行式或完成式吗

too…to…句式中的通常用一般式。如： This coffee is too hot to drink. 这咖啡太烫，不能喝。 You’re getting too heavy to carry! 你重得都抱不动了！ The wood was too green to burn. 这些木头是新砍的，烧不燃。 我想：有...

问题 she would have been unable to...此处时态如何理解

The woman’s condition is such that she would have been unable to communicate to staff that she was pregnant or that she had been assaulted.问题：she would have been unable to xxx  此处时态如何理解？

问题 to be had 用法疑惑？

Is there any golf to be had near London ?Oh, yes, any amount.请教老师，to be had中的had是什么意思？ 这是不定式的被动结构吧？我的疑惑是：1）There is 已经表示某地存在某物=有的含义，为什么后面又出现了一个表示有的实义动词had呢？2）不...

话题 to

话题 省略to

话题 to which

话题 to+doing

话题 as to

话题 介词to

话题 too...to