They sold their house for only 10,000 dollars, so the buyer got a wonderful _________ .
When asked the reason for moving to the USA, he said, “Soccer is huge around the world apart from America, so that’s_________ I want to make a difference.”
Mr. Smith is ________ a good professor ________ all of us students respect.
“I’d like to give my thanks to those _________ help my son will be able to survive his terrible disease,” said the mother on TV.
Whether you believe it or not, it is _________ that causes your illness.
Such crimes may be so complex that months or years go by before anyone______ them.