Smith argued (2000) that the wool industry ()(be) experiencing difficulties related to falling demand.
Smith argued (2000) that the wool industry ()(be) experiencing difficulties related to falling demand.
A.were
B.is
C.was
D.has been
正确答案:was
Smith argued (2000) that the wool industry ()(be) experiencing difficulties related to falling demand.
A.were
B.is
C.was
D.has been
正确答案:was
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