They were also on the job to give the alarm in case of emergency.

I am going to cry out, to give the alarm.

If someone should pass they would not be able to give the alarm.

No need to give the alarm before he was detected.

Why didn't I give the alarm and raise the house?

I'll find water, and you rush out to give the alarm.

Drove down to my house to give us the alarm.

The young man who had first given the alarm was leading them.

They could easily give the alarm to anyone waiting for him.

Then they would not have been able to give the alarm before he got clear.