I must exacerbate you must exacerbate he must exacerbate we must exacerbate you must exacerbate they must exacerbate
V-ing form
I must be exacerbating you must be exacerbating he must be exacerbating we must be exacerbating you must be exacerbating they must be exacerbating
Perfect
I must have exacerbated you must have exacerbated he must have exacerbated we must have exacerbated you must have exacerbated they must have exacerbated
V-ing perfect
I must have been exacerbating you must have been exacerbating he must have been exacerbating we must have been exacerbating you must have been exacerbating they must have been exacerbating
Negation
Simple form
I must not exacerbate you must not exacerbate he must not exacerbate we must not exacerbate you must not exacerbate they must not exacerbate
V-ing form
I must not be exacerbating you must not be exacerbating he must not be exacerbating we must not be exacerbating you must not be exacerbating they must not be exacerbating
Perfect
I must not have exacerbated you must not have exacerbated he must not have exacerbated we must not have exacerbated you must not have exacerbated they must not have exacerbated
V-ing perfect
I must not have been exacerbating you must not have been exacerbating he must not have been exacerbating we must not have been exacerbating you must not have been exacerbating they must not have been exacerbating
Interrogative form
Simple form
must I exacerbate? must you exacerbate? must he exacerbate? must we exacerbate? must you exacerbate? must they exacerbate?
V-ing form
must I be exacerbating? must you be exacerbating? must he be exacerbating? must we be exacerbating? must you be exacerbating? must they be exacerbating?
Perfect
must I have exacerbated? must you have exacerbated? must he have exacerbated? must we have exacerbated? must you have exacerbated? must they have exacerbated?
V-ing perfect
must I have been exacerbating? must you have been exacerbating? must he have been exacerbating? must we have been exacerbating? must you have been exacerbating? must they have been exacerbating?
Interro-negative form
Simple form
must I not exacerbate? must you not exacerbate? must he not exacerbate? must we not exacerbate? must you not exacerbate? must they not exacerbate?
V-ing form
must I not be exacerbating? must you not be exacerbating? must he not be exacerbating? must we not be exacerbating? must you not be exacerbating? must they not be exacerbating?
Perfect
must I not have exacerbated? must you not have exacerbated? must he not have exacerbated? must we not have exacerbated? must you not have exacerbated? must they not have exacerbated?
V-ing perfect
must I not have been exacerbating? must you not have been exacerbating? must he not have been exacerbating? must we not have been exacerbating? must you not have been exacerbating? must they not have been exacerbating?