I. Phonetics
1 A. head B. break C. bread D.heavy
2 A.said B. wait C.mail D. sail
3 A. start B. lake C.station D. came
4 A. ancient B. radio C. nature D. village
5 A. indicate B. mistake C. take D. says
6 A. lazy B. date C. hate D. car
7 A. said B. wait C. train D. paid
8 A. safety B. waste C. taste D. chat
9 A. security B. belt C. let D. center
10 A. head B. seat C. heavy D. weather