Here are the suggested answers for the blanks:

1. **A) around**
2. **B) training**
3. **C) worth**
4. **D) as**
5. **A) who**
6. **B) many**
7. **C) help**
8. **D) how much**
9. **A) an**
10. **B) gain**

So the completed passage would read as follows:

Around the age (1) **A** sixteen, you must make one of the biggest decisions of your life. Do I stay on at school and hopefully, go on to university later? Do I leave and start work or beginning a training (2) **B**? The decision is yours, but it may be (3) **C** remembering two things: There is more unemployment (4) **D** those who haven't been to university, and people (5) **A** who have the right skills will have a big advantage in the competition for jobs. If you decide to go straight into a job, there are (6) **B** many opportunities for training. Getting qualifications will (7) **C** help you get on more quickly in many careers, and evening classes allow you to learn (8) **D** how much you earn. Starting work and taking a break to study when you are older is (9) **A** an possibility. This way, you can save up money for your student days, as well as (10) **B** gain practical work experience.