You can only be sure of _____ you have at present; you cannot be sure of something _____ you might get in the future.
Look at the dark clouds in the sky. It looks_______ it is going to rain soon.
He didn't_______ to us why he broke into the house when he had the key to the house.
We believe that sports can_______ mind and body.
Disney Parks in Tokyo, in Europe and in America _______ by the same company.
The days _______we spent together on the farm are not easy _______.