Translation.

the factory is run now by a youngman at age of 30

1． 该工厂现由一名三十多岁的年轻人在经营。(run)
This factory is now being run by a young man who is about 30 years old.
2．如果你想在一生中有所成就的话，最重要的是树立信心。(essential)
The most essential is building confidence if you want to get some achievement in your life.
3．据说这一地区早在两千年前农业就很先进。(It is said that)
It is said that agriculture of this district had already well developed more than two thousand years ago.
4．事实上，对于这次海难(shipwreck)报纸上的说法不一。(account)
In fact, there are different accounts about this shipwreck in the newspaper.
5．既然亨利教授答应出席会议，我们想请他演讲。(request)
As Professor Henry had agreed to intend in this conference, we want to request him for giving us a speech.
6．孩子们在到处奔跑，老师正在吃力地把他们集拢起来带回教师。(round up)
The children are running from here and there, so the teacher are trying hard to round them up and take them back to classroom.
7．她行医(practice medicine)至今已有三年零四个月了。(to the day)
She has been in pra