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问题 all you have to do is...表示我所必须要做的事该怎么表达

All I have to do is wait it out.All I have to do is locate the sack.All I have to do is whistle这里的have to 是那个 ‘必须/不得不‘的词组吗？如果想表示我所必须要做的事是... , 该...

问题 there to be和there being结构

老师，帮我讲一下 There to be 结构。和 there being 结构，举个例子，帮我分析一下句子成分。

问题 关于to have done的疑惑

老师，我需要翻译一个句子：【我好像看过这部电影】1> It seems that I had watched this movie.2> I seems to have watched this movie.请问以上两个句子都是正确的吗？谢谢！

问题 step out on to a see-through walkway的语法结构是什么？

... countryside. Part of the trip takes you up a steep mountain cliff. At the top, visitors can step out on to a see-through walkway. The reinforced glass flooring hangs about 1,000 meters above sea level. 疑问： visitors can step out on to a see-through walkway.的主谓宾分别是...

问题 可以说 support sth to sb 吗

...非国家提供援助项目组织。疑问：本句中的 for 可以换成 to 吗？to 与 for 的选择有何规律？

问题 为何不说：She was tried to play jazz on it.

新概念里的一句：She tried to play jazz on it.为什么不说：She was tried to play jazz on it.

问题 英语句子结构分析（涉及what they want to be等）

Some people are born just knowing what they want to be when they grow up.请问：1. what they want to be 是个什么从句? 2. 非谓语 knowing 是做句子什么成分? 谢谢!

问题 请问此处的to sb 到底属于状语的哪一种呢？

She was really insulting to me.她对我实在粗鲁无礼。英语中的状语按其用途，可以分为时间状语、地点状语、方面状语、原因状语、结果状语、目的状语、条件状语、让步状语、程度状语、方式状语、伴随状语等11种。请问此处的to...

问题 It's tough understanding 还是 to understand

美国老师说：It's tough understanding native speakers and having the confidence to join in the conversation.And If I was a Chinese...为什么不是It's tough to understand...? 虚拟语气不是应该用If I were 吗？用If I was 这是陈述语气吗？和虚拟语气的理解含义区别是...

问题 这里的to spend是否是悬空不定式

However, a good laugh is a mighty good thing, and rather too scarce a good thing; the more’s the pity. So, if any one man, in his own proper person, afford stuff for a good joke to anybody, let him not be backward, but let him cheerfully allow himself to spend and be spent in that way.各位老师...

问题 句中被动为什么也要省略to

The prisoners were let go let变被动不是要加上省略的to吗?为什么这个句子不加?

问题 he had to strain for a look ahead是什么意思

He had to strain for a look ahead in order to see the way forward.请详解

问题 to the very ends of my hair是程度状语吗

I turned cold to the very ends of my hair.to the very ends of my hair 是程度状语吗？修饰 cold 吗？

问题 非谓语 to do/doing

...e year 605, when China's emperor Yang realized that he needed a better way to move foods and feed his army, so the emperor ordered the construction of the first section of the Grand Canal________(connect) those existing canals, lakes and rivers.请问老师们这个空为什么是connecting不是to ...

问题 while的用法(while I was going to get...)

...子，Later that day, I saw a strange object on my car while I was going to get something from it.    我觉得while用的不对，因为while后面要是延续的动词，去网上找了while I was going的例句，很少，when I was going to do很多，但是我不确定。be going to ...