I. Find the word which has a different sound in the part underlined. 1. A. charity B. chemistry C. chemical D. mechanic 2. A. help B. benefit C. elderly D. prefer 3. A. provide B. individual C. situation D. children 4. A. tutor B. student C. university D. discuss II. Choose the correct answers. 5. We should follow the activities from doctors and health __ in order to keep fit. A. managersB. workersC . peopleD. experts 6. Let's help the street children because they have bad __ A. liveB. living conditions(C. ways of lifeD. earnings 7.They have decided to ride to work __ it is good for their health and the environment. A. soB. butC. althoughD because 8. Our school has a programme to __ children from poor families in Ho Chi Minh City. A. askB. offerC. tutorD . volunteer 9. Americans __ the tradition of volunteering and helping one another since the early days of the country. A. have hadB. has hadC. hadD. to have