U.S.News____________rankingsofcollegessince1983.Theyareaverypopularresourceforstudentslookingtoapplytouniversitycampus.
A、maintainsD
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John's score on the test is the highest in the class ; he____last night.
He noticed the helicopter hovering over the field. Then to his astonishment, he saw a rope ladder _____ out and three men climbing down it.
Theopeningceremonyisagreatoccasion.Itisessential_____forthat.
You____thatlettertoJames.However，youdidn't.
The school is going the ________ mile to create the next generation of sporting stars thanks to its unique development program.
