2025-2026学年高中英语外研版(2019) 必修第二册 Unit 2 Let's Celebrate! 单元检测卷 一、填空题（共10小题；每小题4分，满分40分） 1.For the past two years, they______ (study) ways to kill bacteria under zero gravity. 2.Experts say that the plant doesn't need full sun and grows easily if you...