Alone in a deserted house, he was so busy with his research work that he felt ___but lonely.
I'm just getting out of the city for a few days ________ some space and clear my head.
—Where are the papers for the Smith project?—They are in the folder ________ “S”.
Life is a journey ________ with hardships, joys and special moments.
A hearty laugh relieves physical tension, ________ your muscles relaxed for over half an hour.
The lady was so absorbed in her job that she didn't hear a customer ________ at the door.