I have kept that photo ______ I can see it every day, as it always reminds me of the happy days in New York.
_____for his expert advice, John is often asked to help others with their personal affairs.
I suggest you save_____you find with an electronic bookmark so you can return to it later.
It is the only time in history that two Nobel Prizes______to the same person.
It has been proved_____ taking exercise regularly does good to one’s health.
I will appreciate it______you can change your plan a little bit to make it more workable.