Regular verb: delve - delved - delved
Simple form | V-ing form |
I must delve you must delve she must delve we must delve you must delve they must delve | I must be delving you must be delving she must be delving we must be delving you must be delving they must be delving |
Perfect | V-ing perfect |
I must have delved you must have delved she must have delved we must have delved you must have delved they must have delved | I must have been delving you must have been delving she must have been delving we must have been delving you must have been delving they must have been delving |
Simple form | V-ing form |
I must not delve you must not delve she must not delve we must not delve you must not delve they must not delve | I must not be delving you must not be delving she must not be delving we must not be delving you must not be delving they must not be delving |
Perfect | V-ing perfect |
I must not have delved you must not have delved she must not have delved we must not have delved you must not have delved they must not have delved | I must not have been delving you must not have been delving she must not have been delving we must not have been delving you must not have been delving they must not have been delving |
Simple form | V-ing form |
must I delve? must you delve? must she delve? must we delve? must you delve? must they delve? | must I be delving? must you be delving? must she be delving? must we be delving? must you be delving? must they be delving? |
Perfect | V-ing perfect |
must I have delved? must you have delved? must she have delved? must we have delved? must you have delved? must they have delved? | must I have been delving? must you have been delving? must she have been delving? must we have been delving? must you have been delving? must they have been delving? |
Simple form | V-ing form |
must I not delve? must you not delve? must she not delve? must we not delve? must you not delve? must they not delve? | must I not be delving? must you not be delving? must she not be delving? must we not be delving? must you not be delving? must they not be delving? |
Perfect | V-ing perfect |
must I not have delved? must you not have delved? must she not have delved? must we not have delved? must you not have delved? must they not have delved? | must I not have been delving? must you not have been delving? must she not have been delving? must we not have been delving? must you not have been delving? must they not have been delving? |