Irregular verb: sleep - slept - slept
Simple form | V-ing form |
I could sleep you could sleep she could sleep we could sleep you could sleep they could sleep | I could be sleeping you could be sleeping she could be sleeping we could be sleeping you could be sleeping they could be sleeping |
Perfect | V-ing perfect |
I could have slept you could have slept she could have slept we could have slept you could have slept they could have slept | I could have been sleeping you could have been sleeping she could have been sleeping we could have been sleeping you could have been sleeping they could have been sleeping |
Simple form | V-ing form |
I couldn't sleep you couldn't sleep she couldn't sleep we couldn't sleep you couldn't sleep they couldn't sleep | I couldn't be sleeping you couldn't be sleeping she couldn't be sleeping we couldn't be sleeping you couldn't be sleeping they couldn't be sleeping |
Perfect | V-ing perfect |
I couldn't have slept you couldn't have slept she couldn't have slept we couldn't have slept you couldn't have slept they couldn't have slept | I couldn't have been sleeping you couldn't have been sleeping she couldn't have been sleeping we couldn't have been sleeping you couldn't have been sleeping they couldn't have been sleeping |
Simple form | V-ing form |
could I sleep? could you sleep? could she sleep? could we sleep? could you sleep? could they sleep? | could I be sleeping? could you be sleeping? could she be sleeping? could we be sleeping? could you be sleeping? could they be sleeping? |
Perfect | V-ing perfect |
could I have slept? could you have slept? could she have slept? could we have slept? could you have slept? could they have slept? | could I have been sleeping? could you have been sleeping? could she have been sleeping? could we have been sleeping? could you have been sleeping? could they have been sleeping? |
Simple form | V-ing form |
couldn't I sleep? couldn't you sleep? couldn't she sleep? couldn't we sleep? couldn't you sleep? couldn't they sleep? | couldn't I be sleeping? couldn't you be sleeping? couldn't she be sleeping? couldn't we be sleeping? couldn't you be sleeping? couldn't they be sleeping? |
Perfect | V-ing perfect |
couldn't I have slept? couldn't you have slept? couldn't she have slept? couldn't we have slept? couldn't you have slept? couldn't they have slept? | couldn't I have been sleeping? couldn't you have been sleeping? couldn't she have been sleeping? couldn't we have been sleeping? couldn't you have been sleeping? couldn't they have been sleeping? |