Science and Technology vocabulary test

My portable DVD player ________ on batteries so I can watch films anywhere I want.

1. has
2. makes
3. plays
4. runs

The website offers savings of up to 30% on electrical ________ including televisions, DVD players, camcorders etc.

1. amplifiers
2. appliances
3. applicants
4. applications

We've only had the washing machine for a month and it has already broken ________.

1. down
2. in
3. off
4. up

Do you know who ________ the telephone? – Yes, it was Alexander Graham Bell.

1. discovered
2. invented
3. made up
4. thought out

You can get original ________ parts for all kinds of mobile phones at our shop.

1. emergency
2. replacing
3. reserve
4. spare

If you want to find something on the Internet, you need to use a search ________, such as Google or Yahoo.

1. device
2. engine
3. machine
4. motor

There wasn't a ________ to plug in an external microphone.

1. drawer
2. driver
3. socket
4. switch

Traffic lights weren't working because of ________ cuts, causing traffic jams in many places.

1. current
2. electric
3. power
4. voltage

After pressing the R button, you will hear a dial tone in the ________.

1. receipt
2. receiver
3. reception
4. receptor

The coffee machine downstairs is out of ________ again. We should call someone to fix it.

1. business
2. order
3. service
4. stock