I must exacerbate you must exacerbate she must exacerbate we must exacerbate you must exacerbate they must exacerbate
V-ing form
I must be exacerbating you must be exacerbating she must be exacerbating we must be exacerbating you must be exacerbating they must be exacerbating
Perfect
I must have exacerbated you must have exacerbated she 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 she 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 she 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 she 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 she 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 she 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 she exacerbate? must we exacerbate? must you exacerbate? must they exacerbate?
V-ing form
must I be exacerbating? must you be exacerbating? must she be exacerbating? must we be exacerbating? must you be exacerbating? must they be exacerbating?
Perfect
must I have exacerbated? must you have exacerbated? must she 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 she 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 she 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 she 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 she 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 she not have been exacerbating? must we not have been exacerbating? must you not have been exacerbating? must they not have been exacerbating?