Ant has helped
establish China as the world leader in digital transactions, given
entrepreneurs and consumers far greater access to loans, and changed the way
that people manage their money.这里用given用错了吧，现在分词才对吧。
As the world's population continues to grow, the supply of food becomes
more and more of a concern. 老师，您好，请问 of+名词=adj.的这种结构中，名词前面不是通常是零冠词吗？如 of importance =
important，可是为什么上面这个句子中是 of a concern 啊？
It was next to a piece of paper with a very strange message on it.请问老师这里如果去掉on it 变成paper with a very strange message 可以吗？with本身不就有"有"的意思吗，例如 a man with a book，这两个结构有什么区别呢？
...d the world don't have safe drinking water, and even in the US, cities had to use bottled water instead of tap water.原文链接：Problems with bottled water – level 3 - News in Levels此句中“more infrastructure”后面直接接了“800 million people”是什么意思？
Archaeologists
have yet to reach Valeriana on foot, as another team led by the archaeologist
Ivan Šprajc did last year with the city
discovered last year, called Ocomtún.这句话的did
last这个did到底指代什么？步行抵达了那个地方吗？
The BBC
separately quoted senior sources as saying GM and TWG will pay an anti-dilution
fee, split between the 10 existing teams, of $450m to secure the entry.这句话的of$450m，和split都是修饰这个fee吧？两个分开了。
"Young
people are entering this holiday season already in the red," she said.
"And, based on what we're seeing in the data, they're continuing to bury
their heads in the sand and spend.这句话的in the red是不是后置了？这是什么用法？
...合结构里。如：The students' knowing English well will help them to learn French.这里我可否把well放在knowing和student's之间？还有我可否写成The students' good knowing English will help them to learn French．
On the other hand,oil-importing emerging economies — to which heavy industry has shifted — have become more energy-intensive,and so could be more seriously squeezed.这个句子结构不太懂，这句话是什么意思呢？求英语高手分析!