In our factory there are 2,000 workers, two thirds of _______ are women.  
#78711
A
them
B
which
C
whom
D
who
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The old farmer has two daughters, _______ is kind to him, _______makes him very sad.
#78691
A
neither of whom; which
B
neither of them; which
C
both of whom; which
D
both of whom; that
The astronaut did many experiments in the spaceship, ______ much help for knowing space. 
#78666
A
which we think it is
B
which we think are of
C
of which we think are
D
I think which is of