_____ many times, he finally understood it. 
#94484
A
Told
B
Telling
C
Having told
D
Having been told
推荐题目
Three students from Changjiang college _____ while saving the ______ boys.
#94412
A
got drown; drowning
B
got drowned; drowning
C
were drowned; drowned
D
were drowning; drowning
There goes the bell for the class.Let’s stop___.
#97763
A
to talk
B
to be talking
C
talked
D
talking
He wrote to his friends ______ information.
#97971
A
asked for
B
to ask for
C
ask for
D
asks for