1.I have been to n amusement park.(改为否定句) I
1.I have been to n amusement park.(改为否定句) I __ ___ to an amusement park.2.He has been to a space museum .( 改为一般疑问句) ___ he ___ to a space museum 3.Mary went to New York two years ago.(用for two years 替代two years ago) Mary ___ ___ in New york for two years.