1.   Container-grown plants require daily watering, which is a bother, so Johnson has hooked each urn to an automatic drip irrigation system.

2.   In lieu of a loyal husband, or even a loyal friend, however, an automatic drip system is the next best thing.

3.   The timer that regulates my automatic drip system refused to work during the heat wave we had a few weeks ago.

4.   What, no automatic drip system?