LANGUAGE WORK — Function of an item

We can describe the function of an item in a number of ways. Study these examples.

  • Using the Present Simple
    ROM holds instructions which are needed to start up the computer.
  • Used to + infinitive / Used for + -ing form
    ROM is used to hold instructions which are needed to start up the computer.
    ROM is used for holding instructions which are needed to start up the computer.
  • Emphasising the function
    The function of ROM is to hold instructions which are needed to start up the computer.

Use these structures to answer the questions below.

Answer the questions using one of the structures above.

  1. What does a fibre optic cable do?
  2. Which cable supplies electricity to a device?
  3. Name two verbs we use to describe cable actions.
  4. What does a connector fit into?
  5. What is an RJ45 connector used for?
  6. Give one example of a device you can connect with a USB cable.
Check your answers

1. What does a fibre optic cable do?
It transmits data using light. / It is used to transmit data using light.

2. Which cable supplies electricity?
The power cable. / A power cable is used to supply electricity to a device.

3. Name two verbs to describe cable actions.
carry, transfer, supply, connect, plug, unplug, insert, remove.

4. What does a connector fit into?
It fits into a port or socket.

5. What is an RJ45 connector used for?
It is used to connect network cables / Ethernet cables.

6. Give one example of a device you can connect with a USB cable.
A keyboard, mouse, phone, external drive, etc.

Última modificación: luns, 17 de novembro de 2025, 10:45 AM