Question

firstly, in conclusion,
in addition, while, although

4 You could work as a waiter, .... there are other options.
getting a part-time job is a good idea, students may not be
able to study enough.
3 Learning how to cook is common, .... learning car mechanics isn't.
4 I agree that learning practical skills at school is useful, and
to this, it's fun!
5 I agree with all pupils doing work experience.​

Answer 1

4 -> although

3-> while

4-> in addition