单选题
1.
An iron and steel works, with several satellite factories, ______ in that city now.
A、
is built
B、
is being built
C、
were built
D、
are being built
【正确答案】
B
【答案解析】
[考点] 主谓一致
主语是an iron and steel works，后面的with several satellite factories只是补充成分，所以谓语要用单数，故选B。
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