VOCABULARY, STRUCTURE AND GRAMMAR. Exercise 1: Complete the following sentences with a suitable form of the given word. 1. To be fair, we need to divide the task ................................ (equal) 2. ................................ say that a lot of young people are not aware of these advantages (psychology) 3. Her ................................ to the company is normous (contribute) 4. In order to maintain peace, we should not be ................................ of each other (critisize) 5. Acupuncture is considered as a reliable ................................ to modern medicine. (alter) 6. Food is broken by the ..................... system and turned into energy ( digest ) 7. The public service announcement called for volunteers to ... .......... time to look after sick people in the local hospital. (donation) 8. “Don’t stop believing” is an ................................ song that keeps you motivated for life. (inspire) 9. It is difficult for ...... ............children to integrate and study with other children. (handicap) 10. Are you going to...... ............ in the campaign to help poor people organized by the social workers? (participation) 11. The World Cup is followed with (passion)..................... interest around the globe. 12. A digital camera is quite ................. because you do not have to spend money on rolls of film. (economy) 13. During the summer vacation, the students worked as ...... ............. (voluntary) 14. Hai has been working in ...... ............ areas for several years and finds it useful to help the people there. (remotely) 15. Van Cao is known as one of the most important ................... of modern Vietnamese music. (compose) 16. Which is the most popular ... .............instrument in Vietnam? (music) 17. Hundreds of millions of ...... ............worldwide have watched “The Idol” program since it first launched in the UK (view) 18. “The Kid Idol” quickly became the most popular ......... ...........series in America. (entertain) 19. Do you see the ...... ..................for volunteer positions in the newspaper yesterday? (advertise) 20. Scientists and ...........................have observed things in nature to design new products to serve humans. (invent)