Doctors have said that as many as 50% of patients don't take medicine ________.
In my home breakfast ______ at 7 o’clock, which has ______ unchanged for 20 years.
— It seems that you are familiar with this city. — I ______ English in a high school here for three years. It' s great to be back!
Money is a needful and precious thing, and when ______, a noble thing, but I never want you to think it is the first or only prize to strive for.
It was sad to me that they, so poor themselves, ___________ bring me food.
______ the terrible earthquake in Japan not happened, people’s awareness _______drawn to the risk of being exposed to nuclear radiation.