28. - _______ I visit Lucy on Sunday , Mum ?

　 　- Yes , you _______ .

　 A. Must ; can　　　　 B. May ; may　　　　 C. Need ; need　　　　　 D. May ; need

27. Remember to _______ the lights after school .

　 A. turn off　　　 B. turn down　　 C. turn up　　　 D. turn on

26. I _______ a letter from him since he left .

　 A. didn’t receive　　　 B. haven’t got　　　　 C. didn’t have　　　　 D. haven’t heard

25. Please write to me as soon as you _______ Shanghai .

　 A. arrive　　　　 B. reach　　　 　C. got to　　　　 D. come

24. He _______ the bus and found a seat next to the window .

　 A. gets on　　　 B. got on　　　　 C. gets off　　　 D. got off

23. Both Kate and I _______ ready for the picnic now .

　 A. is not　　　 　B. is getting　　 　C. are getting　　　　 D. am getting

22. It’s very hot here . You’d better _______ your coat .

　 A. put on　　 B. get on　　 C. take off　　　 D. put in

21. I want to be a doctor when I _______ .

　 A. grow up　　　 B. talk about　　 C. agree with　　　　 D. get up

20. The bag is light . Wang Ping can _______ it by herself .

　 A. find　　　 B. watch　　　　 C. carry　　　　 D. learn

19. Li Ping studied hard , _______ he ?

　 A. was　　　 B. did　　　 C. wasn’t　　　　　 D. didn’t