I could test-drive you could test-drive he could test-drive we could test-drive you could test-drive they could test-drive
V-ing form
I could be test-driving you could be test-driving he could be test-driving we could be test-driving you could be test-driving they could be test-driving
Perfect
I could have test-driven you could have test-driven he could have test-driven we could have test-driven you could have test-driven they could have test-driven
V-ing perfect
I could have been test-driving you could have been test-driving he could have been test-driving we could have been test-driving you could have been test-driving they could have been test-driving
Negation
Simple form
I could not test-drive you could not test-drive he could not test-drive we could not test-drive you could not test-drive they could not test-drive
V-ing form
I could not be test-driving you could not be test-driving he could not be test-driving we could not be test-driving you could not be test-driving they could not be test-driving
Perfect
I could not have test-driven you could not have test-driven he could not have test-driven we could not have test-driven you could not have test-driven they could not have test-driven
V-ing perfect
I could not have been test-driving you could not have been test-driving he could not have been test-driving we could not have been test-driving you could not have been test-driving they could not have been test-driving
Interrogative form
Simple form
could I test-drive? could you test-drive? could he test-drive? could we test-drive? could you test-drive? could they test-drive?
V-ing form
could I be test-driving? could you be test-driving? could he be test-driving? could we be test-driving? could you be test-driving? could they be test-driving?
Perfect
could I have test-driven? could you have test-driven? could he have test-driven? could we have test-driven? could you have test-driven? could they have test-driven?
V-ing perfect
could I have been test-driving? could you have been test-driving? could he have been test-driving? could we have been test-driving? could you have been test-driving? could they have been test-driving?
Interro-negative form
Simple form
could I not test-drive? could you not test-drive? could he not test-drive? could we not test-drive? could you not test-drive? could they not test-drive?
V-ing form
could I not be test-driving? could you not be test-driving? could he not be test-driving? could we not be test-driving? could you not be test-driving? could they not be test-driving?
Perfect
could I not have test-driven? could you not have test-driven? could he not have test-driven? could we not have test-driven? could you not have test-driven? could they not have test-driven?
V-ing perfect
could I not have been test-driving? could you not have been test-driving? could he not have been test-driving? could we not have been test-driving? could you not have been test-driving? could they not have been test-driving?