【简答题】In the lecture, the professor talks about the benefits of the Louisiana Purchase. Indicate whether each of the following is a benefit in the purchase. Click in the correct box for each benefit.
【简答题】In the lecture, the professor describes the utilities that are created by the two basic functions—productions and marketing. Indicate which of the following is by production and which is by marketing....
【简答题】Fill in the blanks by using fluent; fluency His speaking____ French shocked the audience in the lecture hall. His speaking French with great _____ impressed the audience in the lecture hall.