根据搜索结果，关于"how many"在课程场景中的造句及回答，可参考以下内容：

一、课程场景中的典型造句

询问课程数量

- How many courses are there in this semester？（本学期有多少门课程？）

- How many students are enrolled in this course？（这门课程有多少学生报名？）

描述课程内容

- How many chapters are covered in this textbook？（这本教材覆盖了多少章？）

- How many hours are dedicated to this subject each week？（每周有多少小时用于这门学科？）

提问课程进度

- How many assignments have we completed so far？（到目前为止我们完成了多少作业？）

- How many tests will be taken in this module？（本模块将进行多少次测试？）

二、回答方式

直接数字回答：

如"How many students are there in this course？"的回答为"30 students"。- 完整句式回答：如"How many chapters are covered in this textbook？"的回答为"There are 15 chapters"。- 注意区分可数名词与不可数名词，如"How much milk is there？"对应不可数名词，而"How many books are there？"对应可数名词复数。