A lot of work in the office (1) is done on laptops. This is because laptops (2) are easily carried from the office to the home. Of course, the laptop of today (3) is made to be easy to pick up and carry. However, the first laptops (4) weren't designed in that way. The first laptop (5) was built in 1975 and it was very heavy. In fact, it was the same size as today's regular computer, and it (6) wasn't used by many people at all.
A lot of work in the office (1) is done on laptops. This is because laptops (2) are easily carried from the office to the home. Of course, the laptop of today (3) is made to be easy to pick up and carry. However, the first laptops (4) weren't designed in that way. The first laptop (5) was built in 1975 and it was very heavy. In fact, it was the same size as today's regular computer, and it (6) wasn't used by many people at all.