.
. ______, so she had to be sent to the hospital as soon as possible.
| A．Being ill | B．Her mother was ill |
| C．Her mother being ill | D．Having been ill |
The building ______ roof we can see from here is a hotel.
| A．which | B．that | C．what | D．whose |
We have already said a good deal about the various problems _______ the war.
| A．trying out | B．dating back to | C．appealing to | D．relating to |
Theory is ______ in that it can provide a direction for practice.
| A．valuable | B．typical | C．religious | D．narrow |
The boy then led her into the warm hall and left her ______ by the fire.
| A．sit | B．to sit | C．sitting | D．sat |
Between the two mountains _________ the factory where my father used to work.
| A．stand | B．standing | C．to stand | D．stands |