This sentence is difficult to understand.Can you make of it?
Talking loudly in a library is impolite.—In fact, we should also take care not to cough or sneeze loudly in public.
It’s snowing so ________ that we can ________ go out now.
______ does he exercise? —Once a week.[ ]
The lady _____ dancing as a hobby in her sixties, and she is really good at it now.