During the quiz, there are three types of questions to choose from for each answering opportunity, 2 points for answering type A questions correctly, 3 points for answering type B questions correctly, 5 points for answering type C questions correctly, and no points will be deducted for wrong answers. Xiaoliang has 2 chances to answer the question, how many different scores he may have.
智力竞赛时，每次答题机会有三类题供选择，答对A类题得2分，答对B类题得3分，答对C类题得5分，答错不扣分．小亮共有2次答题机会，他可能有多少种不同的得分．
<result>6</result>