..---You haven't said one word about the design, Joe. What's your idea? ---Sorry. I________about something else.
The young lady responded to my greeting with a ______ look as if I were air, which made me feel somewhat embarrassed.
The stronger the______ for acquiring language skills is, the more quickly a language beginner will learn.
The author used to be a doctor but later gave up the ______ of medicine for full-time writing.
—Can I help you with your heavy box. — ____________.
_________ they were here now, we would be able to celebrate their wedding anniversary.