问题 so as to do 和 so ... as to do 意义有何不同

a) We started so early as to get there before noon. b) We started early so as to get there before noon. so as to do 和 so ... as to do 意义有何不同？

问题 谓语不定式to do动词和非谓语doing做定语辨析

动词后面接不可省略to的不定式和名词后面非谓语动词doing做定语，比如我需要工作来挣钱I need a job to make money ，我需要能挣钱的工作I need a job making money？ 都可以么？

问题 sb is believed to do/to be doing/to have done句式归纳

这里面的 sb is believed to do/to be doing/to have done，什么时候该用哪个？除了 believe，还有哪些词还可以这样用？    

问题 用 doing 和 of doing 作后置定语的区别

The date is close to that of the introduction of printing into England by William Caxton. 我觉得这里的printing into England by theWilliam Caxton可以做introduction的后置定语，为什么要加of呢？

问题 have sb do和have sb doing区别

My body was ill,but I was busy with my work.So I had my mother ( ) it all the morning.这里应该用look after还是looking after?请说明理由。

问题 aim to do用法

用物作主语时，若用aim to do作非谓语，是用aiming to do 还是aimed to do?

问题 祈使句用do表强调的用法

在祈使句中，有时可见到在动词原形前加上助动词do来表示强调。如：Do sit down! 请坐呀! Do be quiet! 请别作声啦! Do come with us. 请一定要和我们一起来。Do be careful. This floor is quite slippery. 务必小心一点。这个地板是滑的。 请问这种...

问题 谓语宾语划分(含不定式或动名词)

第一组：Sb want to do sth Sb demand to do sth或者第二组：Sb mind doing sthSb enjoy doing sth请教老师，1.在以上类似结构中，sb want to do sth 中want 的宾语是 to do 还是to do sth ?还是两者兼可？2. 可不可以这样划分：to do 是want的宾语；然后，sth 是...

问题 句子结构分析

...我在《剑桥雅思》范文里遇到的句子。非常不理解because后的这个从句，第一，这里没有主语，只有一个had，不知道这句话应该怎样理解。第二，knowledge后面带了一个been displayed，之前很少遇到这种只用been done的情况。不知道是我...

问题 do sth for preparation与do sth for preparations的区别

下面句子中的 preparation 为什么不用复数？During exam time we have a special programme that tells students the things they should do for preparation.来自：译林版高中英语模块一Unit 1

问题 would rather do than do nl这里的than引导的是比较分句么

老师would rather do than do中than引导的是比较分句么？之前跟老师沟通过，than引导比较分句做成分，而这里的than做什么成分呢？I would rather die than Live with you这里的than做主语？ 辛苦老师解答。

问题 have fun doing sth中的doing是什么成分

请问专家，下面句子中的现在分词是什么成分？The children had so much fun throwing stones down into the river.They had fun trying to guess who your new girlfriend was. 

问题 This is my first time to do/doing sth的区别

问题 spend sth doing sth结构中 doing 是宾补吗

In order to make enough for his tuition fee,he spent the whole summer holiday working as tutor. 例句中的working as tutor 是宾补吗？

问题 require doing与require to do的用法区别

下面的句子摘自2018年高考英语天津卷阅读D:It takes practice and requires breaking some bad habits.请问这里为什么用 requires breaking? 难道不应该是 require to break 吗? 如果两者都对，它们有什么区别？