2.I’ve been used to live here since I moved here .（改错） 答案是把l

2.I’ve been used to live here since I moved here .（改错） 答案是把live改为living 为什么这么改 整
2.I’ve been used to live here since I moved here .（改错）
答案是把live改为living 为什么这么改 整句话怎么翻译
3.As a result of the serious flood ,two-thirds of the buildings in the area_____.
A.needs to repair B.need repairing C.needs repairing D.need to repair
.two-thirds of the buildings 作主语谓语不是应该要用单数吗
need 后动词怎么加ing