We went into a hall, on _____ walls hung a few pictures of some famous scientists.
– Have you got any plans for the coming birthday? – Yes. _____, I’m going to try bungee jumping.
Once telling him the truth, _____.
Willpower is a kind of quality, _____ is _____ it takes to do anything well.
Tom is keen _____ surfing the Internet in his spare time.
The students were completely _____ in their reading.