They considered___ a computer, which was considered ___ a great help in their work.
#90810
A
to buy;to be
B
buying;being
C
to buy;being
D
buying;to be
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_______ many times , he still couldn’t understand it.
#97295
A
Told
B
Having been told
C
He was told
D
Though he had been told
There are only 30 seconds ___and we can’t but ____without him.
#97569
A
to go ,to go
B
to go ,go
C
going ,go
D
going ,to go.