Devoted to the rescue of the earthquake victims, the volunteers felt _____ but regret.
In 1990 , ________Belgian inventor by ________ name of Bakelite invented the first of the modern plastics.
— How far can you run without stopping?— ________. I’ve never tried.
――Have you paid? What’s my share of the bill? ――_______. It wasn’t very much.(2012 .江西)
---How did your interview with the manager go?----_______He seemed interested in my experience, but he didn’t ask for references.
In the spoken English of some areas in the US, the "r" sounds at the end of the words _______ .(2010.北京卷)