Many of them turned a deaf ear to his advice, _______ they knew it to be valuable.
#32099
A
as if
B
even though
C
now that
D
so that
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________we went to visit Professor Smith, he________his research work.
#31550
A
The first time; devoted to
B
Whenever; was concentrate on
C
For the first time; was busy with
D
Each time; was absorbed in