__________ of time and energy has been spent in investigating the murder.
The noise of the train __________ in the dark night.
If you want to visit the museum, I recommend ___________ there by underground.
He is going into hospital to have a small __________ her knee.
___ in experience, she didn’t manage to pass the interview.
Stress can be extremely damaging to your health. Exercise, __________, can reduce its effects.