3. Parents often choose .......... software for their children to use (EDUCATE)
4. Chemical ......... from factories have destroyed our environment (POLLUTE)
5. Whether there`s life in the other galaxies seems to be an ........... question (ANSWER)
6. Energy- ...........bulbs shoud be used to save electricity (SAVE)
7. ..........., the train had left when we arrived at the station (LUCKY)
8. What foreign languages do they learn.......... English (SIDE)
9. Do you want to send this letter by ....... mail (FACE
10. The university has .......... the use of dictionaries during language examinations. (AUTHOR)