I must nettle you must nettle she must nettle we must nettle you must nettle they must nettle
V-ing form
I must be nettling you must be nettling she must be nettling we must be nettling you must be nettling they must be nettling
Perfect
I must have nettled you must have nettled she must have nettled we must have nettled you must have nettled they must have nettled
V-ing perfect
I must have been nettling you must have been nettling she must have been nettling we must have been nettling you must have been nettling they must have been nettling
Negation
Simple form
I must not nettle you must not nettle she must not nettle we must not nettle you must not nettle they must not nettle
V-ing form
I must not be nettling you must not be nettling she must not be nettling we must not be nettling you must not be nettling they must not be nettling
Perfect
I must not have nettled you must not have nettled she must not have nettled we must not have nettled you must not have nettled they must not have nettled
V-ing perfect
I must not have been nettling you must not have been nettling she must not have been nettling we must not have been nettling you must not have been nettling they must not have been nettling
Interrogative form
Simple form
must I nettle? must you nettle? must she nettle? must we nettle? must you nettle? must they nettle?
V-ing form
must I be nettling? must you be nettling? must she be nettling? must we be nettling? must you be nettling? must they be nettling?
Perfect
must I have nettled? must you have nettled? must she have nettled? must we have nettled? must you have nettled? must they have nettled?
V-ing perfect
must I have been nettling? must you have been nettling? must she have been nettling? must we have been nettling? must you have been nettling? must they have been nettling?
Interro-negative form
Simple form
must I not nettle? must you not nettle? must she not nettle? must we not nettle? must you not nettle? must they not nettle?
V-ing form
must I not be nettling? must you not be nettling? must she not be nettling? must we not be nettling? must you not be nettling? must they not be nettling?
Perfect
must I not have nettled? must you not have nettled? must she not have nettled? must we not have nettled? must you not have nettled? must they not have nettled?
V-ing perfect
must I not have been nettling? must you not have been nettling? must she not have been nettling? must we not have been nettling? must you not have been nettling? must they not have been nettling?