【简答题】A. Nature programs are good for s but not good for children. B. Parks and gardens are good places to experience nature. C. Children should learn a lot of knowledge about nature. D. Real nature ex...
【单选题】The program reads the scores of 4 courses of 10 students in sequence, calculates the average scores of each student and outputs them. Which statement in the following program segment is not in the rig...