Question: about yours but mines they so slow they tested some people twice three times and some people haven't been tested at all
They didn't keep a proper list of who had been tested before.

Answer: it is not possible to tell

Question: He doubted whether an inquest would be necessary.
He was unsure on whether an inquest would be worth it.

Answer: yes

Question: There's a huge bus bearing down on us.
There is a large bus coming towards us very quickly.

Answer:
yes