I could expect you could expect she could expect we could expect you could expect they could expect
V-ing form
I could be expecting you could be expecting she could be expecting we could be expecting you could be expecting they could be expecting
Perfect
I could have expected you could have expected she could have expected we could have expected you could have expected they could have expected
V-ing perfect
I could have been expecting you could have been expecting she could have been expecting we could have been expecting you could have been expecting they could have been expecting
Negation
Simple form
I couldn't expect you couldn't expect she couldn't expect we couldn't expect you couldn't expect they couldn't expect
V-ing form
I couldn't be expecting you couldn't be expecting she couldn't be expecting we couldn't be expecting you couldn't be expecting they couldn't be expecting
Perfect
I couldn't have expected you couldn't have expected she couldn't have expected we couldn't have expected you couldn't have expected they couldn't have expected
V-ing perfect
I couldn't have been expecting you couldn't have been expecting she couldn't have been expecting we couldn't have been expecting you couldn't have been expecting they couldn't have been expecting
Interrogative form
Simple form
could I expect? could you expect? could she expect? could we expect? could you expect? could they expect?
V-ing form
could I be expecting? could you be expecting? could she be expecting? could we be expecting? could you be expecting? could they be expecting?
Perfect
could I have expected? could you have expected? could she have expected? could we have expected? could you have expected? could they have expected?
V-ing perfect
could I have been expecting? could you have been expecting? could she have been expecting? could we have been expecting? could you have been expecting? could they have been expecting?
Interro-negative form
Simple form
couldn't I expect? couldn't you expect? couldn't she expect? couldn't we expect? couldn't you expect? couldn't they expect?
V-ing form
couldn't I be expecting? couldn't you be expecting? couldn't she be expecting? couldn't we be expecting? couldn't you be expecting? couldn't they be expecting?
Perfect
couldn't I have expected? couldn't you have expected? couldn't she have expected? couldn't we have expected? couldn't you have expected? couldn't they have expected?
V-ing perfect
couldn't I have been expecting? couldn't you have been expecting? couldn't she have been expecting? couldn't we have been expecting? couldn't you have been expecting? couldn't they have been expecting?