Answer:

gadgets/appliances/tools/equipment

1. Computer

2. Cellphone

3. Rice cooker

4. washing machine

5. refrigerator

Maintenance

1. Computer is used for onlline classs, tudying and working

2. Cellphone's maintenance is to comunicate with your friend thru onlline

3. The maintenance of a rice cooker is to cook rice easily and fast

4. washing machine is used for doing the laundry quick and easy

5. The maintenance of a refrigerator  is to store foods

Explanation: