完成句子。 1. His brother is a ________ basketball player. (专业的) 2. What a re 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 mor e to ________. (保持健康) 5. My cousin is a ________ in a company. (计算机程序师)