I want to enroll in the course.我要选这门课。

今天的几个句子是有关选课的：1.What course do you offer for  next term?你们下学期开什么课程？2.How long will this course last?这门课上多长时间？3.How much does the course cost?这门课学费是多少？4.Can you tell meabout about the content?能告诉我这课程的内容吗？