改宾语从句 the building was completed last year the building is our hew librarg
问题描述：
改宾语从句 the building was completed last year the building is our hew librarg
答
单词写错了The building that completed last year is our new library 。
答
把was 和第二个the building去掉吧，把hew librarg是不是改成new library
答
The building which was completed last year is our new library.