1. Who told you of the news? The ...................... may not be correct. a. inform b. information c. informational d. informative 2. I have sant you a lot of letters but you have never been ...................... a. responsivel b. response c. respond d. responsive 3.She thinks chatting on the Internet is time ...................... a. consume b. consumer c. consuming d. consumption 4. The cost of ...................... is very high in big cities. a. live b. living c. lived d. life 5. We beliece the new program will be ...................... to everyone. a. beneficially b. benefic c. beneficial d. beneficiary 6. By learning English, you can get access to the world's ...................... a. develop b. developing c. development d. developed 7. You can see a lot of commerce going ...................... in this commercial city. a. in b. on c. to d. at 8. Can you tell we who ...................... this kind of machine? a. invented b. invention c. inventor d. inventive 9. The next stage in the development of television is ...................... TV. a. interact b. interaction c. interactive d. interactively 10. Remote control are used to ...................... with TV. a. interact b. interaction c. interactive d. interactively