51.there have been several new events ______ to the program

51.there have been several new events ______ to the program There　have　been　several　new　events＿＿＿　to　the　program　for　the There have been several new events added to the program for 一道英语老题There have been several new events ＿＿＿ to the program There have been several new events＿＿＿ to the program f There have been several new events ________ to the program f there have been several new events ____ to the program for t There have been several new events __added____ to the progra it's said that there have been several new evens-----the pro ——“Have you ever been to New York?” ——“Yes,I ______ there tw There are several f____from London to New i have never been to the U.S.A.I will go there in ______(not