He____________.I saw him playing football on the playground just now.
A: must have fallen ill
B: may have fallen ill
C: can't have fallen ill
D: should have fallen ill
A: must have fallen ill
B: may have fallen ill
C: can't have fallen ill
D: should have fallen ill
举一反三
- he was seriously ill,I wouldn’t have told him the truth.
- Mary is ill today. If she _____ , she ____ absent from school. A: were not ill; wouldn' t be B: had been ill; wouldn't have been C: had been ill; should have been D: hadn't been ill; could be
- The result of examination suggested that he_____ ill, and I suggested that he ____ an x-ray. ( ) A: be; should have B: should be; had C: was; was D: was; have
- By the time I arrive tomorrow, my family ______. A: fall asleep B: fell asleep C: have fallen asleep D: will have fallen asleep
- Tom and Ben have（）again and stop talking to each other. A: fallen in B: fallen out C: fallen through D: fallen up