1.   The evening sun fell low upon him.

2.   Temperatures can fall very low during the night so some form of heating in the room where you sleep is advisable.

3.   He says the problem is the water table has fallen too low.

4.   But it also believes that the external value of the pound has fallen too low and is undervalued at current exchange rates.

5.   If temperatures rise too high or machine speeds fall too low, an alarm sounds a warning before the system breaks down.

6.   Available supplies of the precious metals have fallen critically low since Russia halted shipments amid bureaucratic disputes.

7.   A synagogue had closed and the attendance at two others had fallen perilously low.

8.   But even Horne was surprised when her new puppy seemed to instinctively recognize when her blood pressure and blood sugar levels fell dangerously low.