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She thought _______impossible to finish so much work in a day.
A．this
B．that
C．its
D．it
She thought_______impossible to finish so much work in a day.
A．this B．that C．its D．it
She thought________impossible to finish so much work in a day．
A.this B．that C.its D．it
She thought impossible to finish so much work in a day．