The new treatments________by Norman Bethune helped a number of soldiers.
In the past, there was _______library ______hospital in my hometown.
The workers wore glasses over their eyes to keep them_______.
I think ______ with friends is better than_______.
--- You look unhappy. What’s wrong with you? ---I scored _______points in my class.
---Is there _______ left in the fridge? ---Only some eggs.