There were 20 people sitting in the room, half ___ were women.
#71594
A
of whom
B
of which
C
about that
D
about whom
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If you         hard, you        a good grade in the exam.
#41065
A
study, have
B
will study, will have,
C
will study, have
D
study, will have
He doesn’t like to be interrupted if he_______ . 
#72162
A
speaks
B
will speak
C
is speaking
D
spoke
 _________ get such a book?
#70361
A
Where do you think can I
B
Do you think where can I
C
Where do you think I can
D
Do you think where I can