Поставить глаголы в правильную форму
1. Computer graphics (represent) pictures and drawings produced by computers.
2. To produce images that (can) be displayed on the screen the computer (uses) hundreds of mathematical formulas.
3. Computers (help) in CAD and CAM to save time and money.
4. In business computers (are used) to present information as graphics and diagrams.
5. With the help of computer animation scientists and engineers (analyze) problems.
6. What does a graphic package (enable) the user to draw?