完成句子。

1. His brother is a ________ basketball player. (专业的)

2. What are you going to do when you ________? (长大)

3. He is going to get a ________ in holiday. (兼职工作)

4. The girls are going to exercise more to ________. (保持健康)

5. My cousin is a ________ in a company. (计算机程序师)