Unit 11.1
Science and technology
| 16.1. | General questions | ||||
| minus | science minus | technology | |||
| minus | scientist 16.3. | Mathematics minus | Mathematics | ||
| 16.4. | Information technology and new technology | ||||
| minus | laptop minus | PC | |||
| minus | information technology minus | computer technician | |||
| minus | CD-ROM minus | DVD | |||
| minus | programme minus | surf on the net | |||
| minus | chat minus | virus |