Regular verb: shrivel - shrivelled - shrivelled
Simple form | V-ing form |
I must shrivel you must shrivel she must shrivel we must shrivel you must shrivel they must shrivel | I must be shrivelling you must be shrivelling she must be shrivelling we must be shrivelling you must be shrivelling they must be shrivelling |
Perfect | V-ing perfect |
I must have shrivelled you must have shrivelled she must have shrivelled we must have shrivelled you must have shrivelled they must have shrivelled | I must have been shrivelling you must have been shrivelling she must have been shrivelling we must have been shrivelling you must have been shrivelling they must have been shrivelling |
Simple form | V-ing form |
I must not shrivel you must not shrivel she must not shrivel we must not shrivel you must not shrivel they must not shrivel | I must not be shrivelling you must not be shrivelling she must not be shrivelling we must not be shrivelling you must not be shrivelling they must not be shrivelling |
Perfect | V-ing perfect |
I must not have shrivelled you must not have shrivelled she must not have shrivelled we must not have shrivelled you must not have shrivelled they must not have shrivelled | I must not have been shrivelling you must not have been shrivelling she must not have been shrivelling we must not have been shrivelling you must not have been shrivelling they must not have been shrivelling |
Simple form | V-ing form |
must I shrivel? must you shrivel? must she shrivel? must we shrivel? must you shrivel? must they shrivel? | must I be shrivelling? must you be shrivelling? must she be shrivelling? must we be shrivelling? must you be shrivelling? must they be shrivelling? |
Perfect | V-ing perfect |
must I have shrivelled? must you have shrivelled? must she have shrivelled? must we have shrivelled? must you have shrivelled? must they have shrivelled? | must I have been shrivelling? must you have been shrivelling? must she have been shrivelling? must we have been shrivelling? must you have been shrivelling? must they have been shrivelling? |
Simple form | V-ing form |
must I not shrivel? must you not shrivel? must she not shrivel? must we not shrivel? must you not shrivel? must they not shrivel? | must I not be shrivelling? must you not be shrivelling? must she not be shrivelling? must we not be shrivelling? must you not be shrivelling? must they not be shrivelling? |
Perfect | V-ing perfect |
must I not have shrivelled? must you not have shrivelled? must she not have shrivelled? must we not have shrivelled? must you not have shrivelled? must they not have shrivelled? | must I not have been shrivelling? must you not have been shrivelling? must she not have been shrivelling? must we not have been shrivelling? must you not have been shrivelling? must they not have been shrivelling? |