11、The grey building is where the workers live,and the white one is where the spare parts_____.
问题描述：
11、The grey building is where the workers live,and the white one is where the spare parts_____.
A、are producing
B、are produced
C、produced
D、being produced
选哪个 依次分析一下各个选项..
答
B.are produced
spare parts “零件”被生产故用被动形式,这里只是陈述事实不是强调正在进行,故不用are being produced.
灰色那栋是工人住的地方,白色那栋是生产零件的地方.
零件是被生产,说以用被动