The author of the report is well _____ with the problems in the hospital because he has been working there for many years.
Mrs. Smith warned her husband _____after drinking again and again.
The first textbooks _____for teaching English as a foreign language came out in the 16th century.
There was a terrible noise _______the sudden burst of light.
When I handed the report to John, he said that George was the person______.
I’m thirsty. Would you please give me something________.