问题 under用法困惑？

I would feel under many obligations to him.这句话，书上说是“我会对她不胜感激的”， 我没有搞懂这句话的含义和成分分析，为什么会有介词under？

问题 句尾is all疑惑

It's just...I really want to talk to Susie is all.这句话有错吗？

问题 不定式词意分析

I feel fresh to meet you这句话可以理解为“因为见到你我感到精力充沛”吗？是不是它只能理解为“去见你，我感到精力充沛”？

问题 这句话里的as起什么作用

My husband is freelance : he works for several different  companies as and when they need work done – he’s a computer programmer.这句话里的as起什么作用？感觉是多余的。

问题 结构分析

That hard work has earned them a prized sliver of what is becoming one of the fastest-growing markets for wine imports.

用户 Gone with wind

问题 to do so作何成分

When the United States built its industrial infrastructure, it didn’t have the capital to do so.to do so后置定语修饰the capital还是目的状语？若是后置定语表达何种关系呢？

问题 become和turn into的区别

各位老师好，请问become和turn into作“变成”时有什么区别？When the water is dried up, the salt in the water turns into crystals.请问这里的turns up可以换成becomes吗？谢谢

问题 to date是什么意思

To mark the occasion, the $5.5 billion resort published its first batch of Shanghai Disneyland images, giving people a glimpse of China's biggest foreign investment project to date.

问题 you的用法

Gause said that whenever you've got two similar species competing for the exact same limited resources, one of them will have some sort of advantage-however slight- that'll eventually enable this species to dominate and ultimately exclude the other one ...even cause it to become extinct.教...

问题 with 复合结构可表示结果吗（结果状语）

请问 with 复合结构可表示结果吗（结果状语）？若可以，请举例说明，谢谢！

问题 spend with与spend on

请问 spend time with 与 spend time on 有什么区别？spend time on 可以+sb 吗？

问题 这里的if是虚拟语气条件句吗

...s storm. At one point, huge piles of snow blocked his way. He had to leave the trail（雪橇痕迹）to get around them. Conditions were so bad that it was impossible for him to find the trail again. The only hope was Balto, Kaasen’s lead dog. Balto put his nose to the ground, trying to find the ...

问题 with more leaves than you have是什么成分

She’s redder, with more leaves than you have.with more leaves than you have作状语，是什么状语？

问题 with用的哪里