I should wrinkle you should wrinkle he should wrinkle we should wrinkle you should wrinkle they should wrinkle
V-ing form
I should be wrinkling you should be wrinkling he should be wrinkling we should be wrinkling you should be wrinkling they should be wrinkling
Perfect
I should have wrinkled you should have wrinkled he should have wrinkled we should have wrinkled you should have wrinkled they should have wrinkled
V-ing perfect
I should have been wrinkling you should have been wrinkling he should have been wrinkling we should have been wrinkling you should have been wrinkling they should have been wrinkling
Negation
Simple form
I should not wrinkle you should not wrinkle he should not wrinkle we should not wrinkle you should not wrinkle they should not wrinkle
V-ing form
I should not be wrinkling you should not be wrinkling he should not be wrinkling we should not be wrinkling you should not be wrinkling they should not be wrinkling
Perfect
I should not have wrinkled you should not have wrinkled he should not have wrinkled we should not have wrinkled you should not have wrinkled they should not have wrinkled
V-ing perfect
I should not have been wrinkling you should not have been wrinkling he should not have been wrinkling we should not have been wrinkling you should not have been wrinkling they should not have been wrinkling
Interrogative form
Simple form
should I wrinkle? should you wrinkle? should he wrinkle? should we wrinkle? should you wrinkle? should they wrinkle?
V-ing form
should I be wrinkling? should you be wrinkling? should he be wrinkling? should we be wrinkling? should you be wrinkling? should they be wrinkling?
Perfect
should I have wrinkled? should you have wrinkled? should he have wrinkled? should we have wrinkled? should you have wrinkled? should they have wrinkled?
V-ing perfect
should I have been wrinkling? should you have been wrinkling? should he have been wrinkling? should we have been wrinkling? should you have been wrinkling? should they have been wrinkling?
Interro-negative form
Simple form
should I not wrinkle? should you not wrinkle? should he not wrinkle? should we not wrinkle? should you not wrinkle? should they not wrinkle?
V-ing form
should I not be wrinkling? should you not be wrinkling? should he not be wrinkling? should we not be wrinkling? should you not be wrinkling? should they not be wrinkling?
Perfect
should I not have wrinkled? should you not have wrinkled? should he not have wrinkled? should we not have wrinkled? should you not have wrinkled? should they not have wrinkled?
V-ing perfect
should I not have been wrinkling? should you not have been wrinkling? should he not have been wrinkling? should we not have been wrinkling? should you not have been wrinkling? should they not have been wrinkling?