If it were not for the fact that Anne _______ ill, I would invite her to answer my question now.
---Why was Mr. Li so happy this morning? ---Because he was with an award for excellence in teaching.
--- Do you want another drink? ---______________.
No matter what substance it may be, it is ________ atom.
You should make good use of every _______minute to study
Smell the flowers before you go to sleep, and you may just______ sweet dreams.