The factory()in 1958.It has a long history. A.was built B.is built C.will be built D.built

The factory()in 1958.It has a long history. A.was built B.is built C.will be built D.built

题目
The factory()in 1958.It has a long history. A.was built B.is built C.will be built D.built
答案
A过去式,而且是被动
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