She _____ clean out the spare room last week, but it was too much occupied at that time. [ ]

A. intended to  

B. was intended to  

C. had intended to  

D. has intended to

美甲师的工作性质是与顾客体肤接触，双手的卫生显得尤其重要，保持手和指甲的清洁，（）要洗手；特别是指甲内不能藏污纳垢。

A、收费前后

B、收费之前

C、操作前后

D、操作完毕