speed-courselatitude error

例句：

1. 1.The teacher gave us a speed-course on how to use the new software.
   老师给我们上了一堂关于如何使用新软件的课。
2. 2.He completed the course with flying colors, earning high praise from his peers.
   他以出色的成绩完成了课程，赢得了同学们的高度评价。
3. 3. The student was given a speed-course in English grammar before they could take the exam.
   在考试开始之前，学生接受了一个英语语法速成课程。