Prepare 2 Units 12-17 (Review)

Complete the sentence:

Digital computers were much _____ (fast) than the earlier counting machines.

Complete the sentence:

One of the _________ (famous) was called Colossus.

Complete the sentence:

Today, the _________ (small) mobile phones have more memory than the ________ (big) of those early computers.

In fact, every year, computers get __________ .

• small, fast and cheap

• smaller, faster and cheaper

• the smallest, fastest and cheapest

This is a machine that makes pictures or writing on paper.

• laptop

• screen

• printer

• keyboard

• mouse

This is a small computer that you can carry around.

• laptop

• screen

• speaker

• keyboard

• mouse

Every computer has this and there are letters, numbers and other things on it.

• laptop

• screen

• speaker

• keyboard

• mouse

This is the part of a computer that sound comes out of.

• laptop

• screen

• speaker

• keyboard

• mouse

Pictures and words are shown on this on a computer.

• laptop

• screen

• speaker

• keyboard

• mouse

This is a small object that you move with your hand to make a computer do different things.

• laptop

• screen

• speaker

• keyboard

• mouse