I must pontificate you must pontificate he must pontificate we must pontificate you must pontificate they must pontificate
V-ing form
I must be pontificating you must be pontificating he must be pontificating we must be pontificating you must be pontificating they must be pontificating
Perfect
I must have pontificated you must have pontificated he must have pontificated we must have pontificated you must have pontificated they must have pontificated
V-ing perfect
I must have been pontificating you must have been pontificating he must have been pontificating we must have been pontificating you must have been pontificating they must have been pontificating
Negation
Simple form
I must not pontificate you must not pontificate he must not pontificate we must not pontificate you must not pontificate they must not pontificate
V-ing form
I must not be pontificating you must not be pontificating he must not be pontificating we must not be pontificating you must not be pontificating they must not be pontificating
Perfect
I must not have pontificated you must not have pontificated he must not have pontificated we must not have pontificated you must not have pontificated they must not have pontificated
V-ing perfect
I must not have been pontificating you must not have been pontificating he must not have been pontificating we must not have been pontificating you must not have been pontificating they must not have been pontificating
Interrogative form
Simple form
must I pontificate? must you pontificate? must he pontificate? must we pontificate? must you pontificate? must they pontificate?
V-ing form
must I be pontificating? must you be pontificating? must he be pontificating? must we be pontificating? must you be pontificating? must they be pontificating?
Perfect
must I have pontificated? must you have pontificated? must he have pontificated? must we have pontificated? must you have pontificated? must they have pontificated?
V-ing perfect
must I have been pontificating? must you have been pontificating? must he have been pontificating? must we have been pontificating? must you have been pontificating? must they have been pontificating?
Interro-negative form
Simple form
must I not pontificate? must you not pontificate? must he not pontificate? must we not pontificate? must you not pontificate? must they not pontificate?
V-ing form
must I not be pontificating? must you not be pontificating? must he not be pontificating? must we not be pontificating? must you not be pontificating? must they not be pontificating?
Perfect
must I not have pontificated? must you not have pontificated? must he not have pontificated? must we not have pontificated? must you not have pontificated? must they not have pontificated?
V-ing perfect
must I not have been pontificating? must you not have been pontificating? must he not have been pontificating? must we not have been pontificating? must you not have been pontificating? must they not have been pontificating?