_____ many times, but he still couldn't understand it.
#98333
A
Having been told
B
Though he had been told
C
He had been told
D
Having told
推荐题目
He said while ______ in the countryside, he ______ a lot of hardships and of course learned a lot.
#92795
A
worked, got through
B
working, went through
C
was working, experienced
D
has worked, experienced
 I'm busy now. I'm sorry I can't help ____ the flowers. 
#98051
A
watering
B
watered
C
waters
D
to water