Fill in the gaps with the words from the table. Use the right forms. There is one extra word. Turn up,...

1. If one presses this button, one gets boiling water.
2. After finishing all activities, you should make sure that you have unplugged all the appliances.
3. If there is a danger of fire, they always cut off electricity.
4. The first thing you have to do when you want to start it is plug in the cord to the socket.
5. If it is still too cold, you have to turn up the heater.
6. They usually fit in the equipment with extra safety system.

To fill in the gaps with the correct words from the given list, it's important to understand the context of each sentence and the meaning of each word. Let's analyze and complete each sentence:

1. Press: "If one presses this button, one gets boiling water."

   • "Press" is used here because it involves applying pressure to a button to activate a function, which in this case is getting boiling water.

2. Unplugged: "After finishing all activities, you should make sure that you have unplugged all the appliances."

   • "Unplug" means to disconnect an electrical device from its power source, which is a common safety measure after using appliances.

3. Cut off: "If there is a danger of fire, they always cut off electricity."

   • "Cut off" means to stop the supply of electricity, which is a critical action to prevent electrical fires.

4. Plug in: "The first thing you have to do when you want to start it is plug in the cord to the socket."

   • "Plug in" refers to connecting the device to a power source, enabling it to function.

5. Turn up: "If it is still too cold, you have to turn up the heater."

   • "Turn up" means to increase the level or intensity, which in this context refers to increasing the temperature setting of the heater.

6. Fit in: "They usually fit in the equipment with extra safety system."

   • "Fit in" is used here to describe the inclusion or integration of additional components, such as a safety system, into the equipment.

The extra word in the list is "switch on," which is not used in the completion of these sentences.