The knowledge that I had caused him to lose his job made me bitterly ______.

There is a _______ cup on the table. Go and fetch it for me. 

—Does Bill do his new job well?　　　　— ________ his old job. I’m afraid there’s no hope for him.

After a thorough search, the rescue team finally brought the mountain climbers back, __________.

Flu is a very ______ infectious disease. Fever, headaches, coughing and fatigue are some of its ______ symptoms.