may/might/can/could + have+p.p.

[hirashin]

Hello, native English speakers.
I have a question. Would you help me?
"Do you know where Liz is?" "No. I suppose she ______ have gone shopping."
Which word would be possible in the blank, may, might, can or could ?

Hirashin

 

[Lothor]

Hello, native English speakers.
I have a question. Would you help me?
"Do you know where Liz is?" "No. I suppose she ______ have gone shopping."
Which word would be possible in the blank, may, might, can or could ?

Hirashin

Not 'can', the others are all OK.

 

[hirashin]

Thanks, Lothor.