外研社课标版（三年级起点）六下Module 7 Unit 1 He spent about twenty-one hours in space
外研社课标版（三年级起点）六下Module 7 Unit 1 He spent about twenty-one hours in space.【教学目标】（一）知识目标：1、大部分学生能听懂、会认、
外研社课标版（三年级起点）六下Module 7 Unit 1 He spent about twenty-one hours in space外研社课标版（三年级起点）六下Module 7 Unit 1 He spent about twenty-one hours in space