There are some health problems that, when ____in time, can become bigger ones later on.
#91075
A
not treated
B
not being treated
C
not to be treated
D
not having been treated
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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