【正文】 is that she can ask Jim to take her place. Jim is a very good violinist. But he is not very reliable, because he is always late for rehearsals. I remend her to choose the second solution. Since she is definitely going to be out of practice, it’s better to ask Jim to take her place. And since she knows Jim’s problem, she can urge Jim to show up on time for all the rehearsals. It’s just only a week.　　　　　　　6. Using points and examples from the talk, explain the two types of motivation.新托福TPO口語(yǔ)參考答案——TPO5　 about a place you enjoyed going or visiting when you were a child. Describe the place. Explain 　　　　In the lecture, the professor talks about two types of motivation: extrinsic motivation and intrinsic motivation. Extrinsic motivation is external. A person with extrinsic motivation performs a behavior in order to get an external reward. For example, a child who does some housework doesn’t really enjoy doing housework. She just wants to obtain some money. If her parents stop giving her money, she might stop doing the housework. However, people with intrinsic motivation do something out of pure pleasure. They do something because they enjoy doing it or they get a sense of acplishment from it.