1.   Five minutes later, the alarm wakes him again, cheeping insistently like a mechanical bird.

2.   My alarm woke me from a fitful sleep.

3.   Bed alarms will wake a child when urination begins, so he can get up and use the toilet.

4.   I roll over and quickly sink back to sleep until the alarm wakes me two hours later.

5.   The alarm woke her too.

6.   The alarm woke them and they found the living room curtains, carpet and an armchair ablaze.