问题补充:
By the end of this year, a new library in our school.
A would be completed B will have been completed
C had been completed D was being completed
答案:
解析:考查时态。By与完成时连用,the end of this year是一个将来的时间,使用将来完成时。句意:到今年年底,一座新的图书馆在我们学校将已经被建立。
时间:2020-06-07 13:57:01
By the end of this year, a new library in our school.
A would be completed B will have been completed
C had been completed D was being completed
解析:考查时态。By与完成时连用,the end of this year是一个将来的时间,使用将来完成时。句意:到今年年底,一座新的图书馆在我们学校将已经被建立。