6D. Choose the proper words from the box to fill in the blanks. Change the forms if necessary. reasonable regular mood relieve basic essential stress effect 1. This medicine will ___________ your headache. 2. Does the medicine have a good ___________? 3. This is a very ___________ suggestion. 4. She is under great ___________ in her job. 5. He made a ___________ visit to his parents. 6. Is money ___________ to happiness? 7. The girl is in a very good ___________ today. 8. My knowledge of physics is pretty ___________.