I don't understand this sentence which is come from IELTS, The study compared the proportion of wealth poured into transport by thirty-seven cities around the world. I don't understand why here is"by thirty-seven cities", I think it should be " come from thirty-seven cities" here,sorry not yet，is it really a passive voice？ if it's a passive voice，there should be“was poured”，as Ben said.

How to translate those sentences below question 1..那些东西都是她在旅途中精挑细选带回家来的，她珍藏了一辈子 Those things was carefully chosen during the journey,then was brought to home. But how to translate it without the comma question 2 我在“利益”下方写上“收回舞厅的使用权” I wrote "take back the use right of the dance hall" under the "profit" but it sounds weird ,isn't it? who can tell me how to translate these two sentences in English?

What's the different between this two sentences below？ Why are you participate this competition？ Why do you participate this competition？

What are the differences between the "characteristic" and 'feature' What are the differences between the "characteristic" and 'feature'，I feel they are exactly alike,Who can tell me what the different are between them.

Do you have some problems about tenses in English? Come on ，guys

I usually have some problems about tenses in English,Aren't you？

For example,"She managed to get up,But he wasn't successful"

Does It mean she has never succeeded,or she just did not succeed at that time？

Come on ,friends,Saying anything what you want to say.

I sat in my bed,and I sat on my bed,which one is correct?

我收到了一封来自俄罗斯的女孩的来信和照片 How to speak it in English

How to use the Skype

I don't know Which one is my Skype ID

I always use my email address to add friends,

My friends sent me "Friend application" ,But I didn't get it .

Oh,Jesus,how should I do.

of 后面可以接句子吗 can it have a sentence behind the "of " such as the money of I received has been used up.