正文：
What kind of careers are the best, and what are the qualifications?
什么样的职业是最好的，有什么资质要求？
One of the most popular careers for kids is to become an astronaut.
成为一名宇航员是一个最受孩子们欢迎的职业。
Many kids dream of going into space when they grow up.
许多孩子长大后都梦想进入太空。
They dream of working on a space station or exploring deep space.
他们梦想在空间站工作或探索深空。
To become an astronaut, it's important to have the right background.
要成为一名宇航员，拥有合适的背景很重要。
Many astronauts have a background in engineering, physics or medicine.
许多宇航员具有工程学、物理学或医学背景。
Sometimes they have a military background, such as flying military aircraft.
有时他们有军事背景，例如驾驶军用飞机。
As for pay, astronauts can earn a good salary, but not great.
至于薪水，宇航员可以赚到不错的薪水，但不是很好。
Another popular career is to become a musician or actor.
另一个受欢迎的职业是成为音乐家或演员。
Many kids dream of becoming famous singers or movie stars.
许多孩子梦想成为著名的歌手或电影明星。
However, most musicians and actors don't become famous.
然而，大多数音乐家和演员并没有成名。
They are usually paid by the hour or by the performance.
他们通常按小时或按表演付费。
Only a very few earn lots of money.
只有极少数人赚了很多钱。
So the best advice is not to become a musician or actor unless that's your real passion.
所以最好的建议是不要成为音乐家或演员，除非有你真正的激情。
Becoming a professional athlete is another dream job for many.
成为一名职业运动员是许多人梦寐以求的工作。
It's nice to imagine playing a favorite sport and getting paid for it.
很高兴想象参加一项最喜欢的运动并为此获得报酬。
However, becoming a professional athlete takes a lot of work and practice.
然而，成为一名职业运动员需要大量的工作和练习。
Great athletes practice for hours a day with teammates and coaches.
伟大的运动员每天与队友和教练一起练习数小时。
They also work regularly with trainers to keep their bodies strong.
他们还定期与教练合作，以保持身体强壮。
The level of pay for athletes depends on the success and level of their performance.
运动员的薪酬水平取决于他们的表现和水平。
Athletes often have short careers because of the physical requirements of their sport.
由于运动对身体的要求，运动员的职业生涯往往很短。
When they are no longer able to compete at a high level, some athletes become coaches.
当他们不再能够参加高水平比赛时，一些运动员成为教练。
Firefighters and police officers are important jobs that help and protect people.
消防员和警察是帮助和保护人们的重要工作。
These careers require applicants to complete training programs and pass written and physical tests.
这些职业要求申请人完成培训计划并通过笔试和身体测试。
These jobs can be exciting and dangerous, so they require courage and sometimes sacrifice.
这些工作既令人兴奋又危险，因此需要勇气，有时还需要牺牲。
