45. When can I come for the photos? I need them tomorrow afternoon.

They ____ be ready by 12:00. 　　　　　　　　　　　　　　　should

44. Will you stay for lunch ? ---- Sorry , I ______. My brother is coming to see me. 　　　　　　　　　　　　　　　　　　　　　　　　　　can’t

43.Mr Bush is on time for everything. How ____ it be that he was late for the opening

ceremony?　　　　　　　　　　　　　　　　　　　　　　 can

42. Is John　 coming by train ?　 ----He should , but he ____ not . He likes driving his car.　　　　　　　　　　　　　 　　　　　　　　　　　　　　　may

41.Jenny must have won the match,________ she?　　　　　　　　　　　 hasn't

40.It rained every day during their holiday, so they_____ had a very nice time.

can't have

39.______it be John who did it?　　　　　　　　　　　　　　　　　　 Can

38. The Chinese teacher looks so pale. She ______ be ill.　　　　　　　 　must

37. “Do you have to leave now?”

　　　 “I am very sorry, but I really______.”　　　　　　　　　　　　　　 must

36. He must be in the classroom, _______ he?　　　　　　　　　　　　　 isn^’t