I must host you must host she must host we must host you must host they must host
V-ing form
I must be hosting you must be hosting she must be hosting we must be hosting you must be hosting they must be hosting
Perfect
I must have hosted you must have hosted she must have hosted we must have hosted you must have hosted they must have hosted
V-ing perfect
I must have been hosting you must have been hosting she must have been hosting we must have been hosting you must have been hosting they must have been hosting
Negation
Simple form
I must not host you must not host she must not host we must not host you must not host they must not host
V-ing form
I must not be hosting you must not be hosting she must not be hosting we must not be hosting you must not be hosting they must not be hosting
Perfect
I must not have hosted you must not have hosted she must not have hosted we must not have hosted you must not have hosted they must not have hosted
V-ing perfect
I must not have been hosting you must not have been hosting she must not have been hosting we must not have been hosting you must not have been hosting they must not have been hosting
Interrogative form
Simple form
must I host? must you host? must she host? must we host? must you host? must they host?
V-ing form
must I be hosting? must you be hosting? must she be hosting? must we be hosting? must you be hosting? must they be hosting?
Perfect
must I have hosted? must you have hosted? must she have hosted? must we have hosted? must you have hosted? must they have hosted?
V-ing perfect
must I have been hosting? must you have been hosting? must she have been hosting? must we have been hosting? must you have been hosting? must they have been hosting?
Interro-negative form
Simple form
must I not host? must you not host? must she not host? must we not host? must you not host? must they not host?
V-ing form
must I not be hosting? must you not be hosting? must she not be hosting? must we not be hosting? must you not be hosting? must they not be hosting?
Perfect
must I not have hosted? must you not have hosted? must she not have hosted? must we not have hosted? must you not have hosted? must they not have hosted?
V-ing perfect
must I not have been hosting? must you not have been hosting? must she not have been hosting? must we not have been hosting? must you not have been hosting? must they not have been hosting?