The principle of the heating system in this building is that pipes ________ hot water from the boiler to every part of it.
The tickets for the show have all been sold out. In other words, the tickets are not ____ now.
-- If you break the rules again, you are sure to be punished. ---_______? I don’t care.
---He admitted __________in the examination. ----That’s why he was not admitted _____ universities.
When I woke up, I found myself ______ in bed and ______ by doctors and nurses.
in the river for five hours, the thief looked very pale and exhausted.