Tell your friends differences between telephones and computers in the past and

today.

Telephones

smaller wired mobile phones could not carry wireless big

anytime anywhere

Past

1. Telephones in the past were _ _ _ and _ _ _ _ _.

2. We _ _ _ _ _ _ _ _ _ _ _ _ _ them around.

Present

3. At present, we have _ _ _ _ _ _ _ _ _ _ _ _.

4. They are _ _ _ _ _ _ _ and _ _ _ _ _ _ _ _.

5. We can speak to our family and friends ____________ and _____________.

Computers

heavy carry big smaller laptops lighter effectively

Past

1. In the past, computers were _ _ _ and _ _ _ _ _.

Present

1. Now, _ _ _ _ _ _ _ are invented so that people can _ _ _ _ _ them anywhere.

2. They are _ _ _ _ _ _ _ and _ _ _ _ _ _ _.

3. They allow people to work more _ _ _ _ _ _ _ _ _ _ _ anytime and anywhere.