鲨鱼题：一个女的演讲，背景是鲨鱼，问主旨是什么？
答案是鲨鱼的evolve和如何造接近鲨鱼的vehicle.
Multiple Choice (Multiple) #2
Listen to the recording and answer the question by selecting all the correct responses. You will need to select more than one response.
Listen to the recording and answer the question by selecting all the correct responses. You will need to select more than one response.
听力多选题在PTE Core为Partial credit题型，也就是每个正确选项+1分，每个错误选项扣-1分，最低得分为0分（不会影响其他题的得分），所以大家不要选不确定的选项。
此外，PTE Core听力题除了SST以外的其他题型整体计时，听力多选题型只给听力供分且分值占比较低，请不要在该题型上花大量时间。