1.They have lived in the building （since they came to this city）对划线部分提问
问题描述：
1.They have lived in the building （since they came to this city）对划线部分提问
______ ____ ______they_____in the building?
2.My father has been to * (twice).对划线部分提问
_____ ______ _______ _____your father been to *?
答
1.How long have lived
2.How many times has