Regular verb: fax - faxed - faxed
Simple form | V-ing form |
I could fax you could fax he could fax we could fax you could fax they could fax | I could be faxing you could be faxing he could be faxing we could be faxing you could be faxing they could be faxing |
Perfect | V-ing perfect |
I could have faxed you could have faxed he could have faxed we could have faxed you could have faxed they could have faxed | I could have been faxing you could have been faxing he could have been faxing we could have been faxing you could have been faxing they could have been faxing |
Simple form | V-ing form |
I couldn't fax you couldn't fax he couldn't fax we couldn't fax you couldn't fax they couldn't fax | I couldn't be faxing you couldn't be faxing he couldn't be faxing we couldn't be faxing you couldn't be faxing they couldn't be faxing |
Perfect | V-ing perfect |
I couldn't have faxed you couldn't have faxed he couldn't have faxed we couldn't have faxed you couldn't have faxed they couldn't have faxed | I couldn't have been faxing you couldn't have been faxing he couldn't have been faxing we couldn't have been faxing you couldn't have been faxing they couldn't have been faxing |
Simple form | V-ing form |
could I fax? could you fax? could he fax? could we fax? could you fax? could they fax? | could I be faxing? could you be faxing? could he be faxing? could we be faxing? could you be faxing? could they be faxing? |
Perfect | V-ing perfect |
could I have faxed? could you have faxed? could he have faxed? could we have faxed? could you have faxed? could they have faxed? | could I have been faxing? could you have been faxing? could he have been faxing? could we have been faxing? could you have been faxing? could they have been faxing? |
Simple form | V-ing form |
couldn't I fax? couldn't you fax? couldn't he fax? couldn't we fax? couldn't you fax? couldn't they fax? | couldn't I be faxing? couldn't you be faxing? couldn't he be faxing? couldn't we be faxing? couldn't you be faxing? couldn't they be faxing? |
Perfect | V-ing perfect |
couldn't I have faxed? couldn't you have faxed? couldn't he have faxed? couldn't we have faxed? couldn't you have faxed? couldn't they have faxed? | couldn't I have been faxing? couldn't you have been faxing? couldn't he have been faxing? couldn't we have been faxing? couldn't you have been faxing? couldn't they have been faxing? |