问题 一道非谓语动词的选择题

— Li Hua is said  ______ abroad for four years. Do you know which country he studied in?— Australia.A. to have studied    B. studying  C. to be studying        D. having studied请问选择哪个？为什么？

问题 one car to every twenty people的to什么用法

问题 in the northeast China 与 in northeast China的区别

问题 down which的用法

Strict laws protect a park created at the heart of the mountain range, embracing many varied habitats, from alpine woods filled with snubnosed monkeys to the parallel gorges down which thunder the headwaters of three great rivers, the Yangzi, Mekong and Salween.我想问下这里down which thunder...

问题 问题补充中这句话的语法及句子结构分析

This and other promising findings about the life-changing effects of crises are the province of the new science of post-traumatic growth.

问题 句子中的动词和base用法问题

Press reports citing human right organizations' recommendations that Australia streamline medical assessment and transfer procedures for both Papua New Guinea and Nauru based exclusively on medical advice.1. based这样用对吗？2. streamline为何用原型？

问题 wait用作及物动词（后接宾语不需要for)的用法

什么情况下wait+宾语不需要for?比如 wait your turn. 为什么它就不需要for呢?

问题 There is no more than与make happen的含义

问题 have to如何理解在句中的用法

In Kurdistan you have some problem that you have to, if you want to do business, if there’s planning and you give its billing.

问题 情态动词would用于虚拟语气与will的区别

在薄冰高级英语语法第十一章虚拟语气中讲到情态动词用于虚拟语气，例句 It might help a little if only you would keep clean. would 能否换成will?

问题 一般将来时与将来进行时的区别实例

1. We will be watching the film at this time tomorrow.2. We will watch the film at this time tomorrow.2个句子都对吗？

问题 take time off 与take time off from的区别

问题 填动名词还是动名词的被动式

_________（expose）to sunlight for too much time will do harm to one's skin. 为什么填 being exposed 而不是 exposing？

问题 put through和get through表示接通电话的意思时有什么区别

问题 关于逻辑上的主谓和动宾疑问

This is not a fot place for you to live. This is not a fot place for you to live in. 不是一般live是不及物后面要加介词in吗？ 在这个句子明显是构成动宾关系，难道不用加加介词可以构成动宾关系吗？