Quantities of water ________for cooling in the only one of the factories that ________steel.
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A
has been needed;produces
B
have been needed;produce
C
is needed;produce
D
are needed;produces
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(2013·高考重庆卷)I felt very tired when I got home,and I________straight  to bed.
#99707
A
go          
B
went
C
had gone
D
have gone
Three fourths of the homework _______ today.
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A
has finished
B
has been finished
C
have finished
D
have been finished