| I take it at night because it tends to leave a funny aftertaste in the mouth. |
| Brushing at night is important as it protects teeth against acid attack while you are asleep. |
| The ship really comes into its own at night when there is a glittering array of entertainment. |
| Up here it's so quiet at night you can hear the cattle lowing in the valley, and the snow touching the ground in winter. |
| To reduce staining from the antiperspirant, apply it only at night on dry skin. |
| This continued day after day, till late at night when Kano was at the point of exhaustion. |
