He got completely         when he saw both Lucy and Lily, who are twin sisters.  

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

The old .engineer’s eyes still shone bright in the wrinkled brown face and his step as he came across the room was________，though slow.

Professor Wang is a friend of mine who works in a ________ school.

 Would you be ______ to turn down the gas fire a little?