I must exhale you must exhale she must exhale we must exhale you must exhale they must exhale
V-ing form
I must be exhaling you must be exhaling she must be exhaling we must be exhaling you must be exhaling they must be exhaling
Perfect
I must have exhaled you must have exhaled she must have exhaled we must have exhaled you must have exhaled they must have exhaled
V-ing perfect
I must have been exhaling you must have been exhaling she must have been exhaling we must have been exhaling you must have been exhaling they must have been exhaling
Negation
Simple form
I must not exhale you must not exhale she must not exhale we must not exhale you must not exhale they must not exhale
V-ing form
I must not be exhaling you must not be exhaling she must not be exhaling we must not be exhaling you must not be exhaling they must not be exhaling
Perfect
I must not have exhaled you must not have exhaled she must not have exhaled we must not have exhaled you must not have exhaled they must not have exhaled
V-ing perfect
I must not have been exhaling you must not have been exhaling she must not have been exhaling we must not have been exhaling you must not have been exhaling they must not have been exhaling
Interrogative form
Simple form
must I exhale? must you exhale? must she exhale? must we exhale? must you exhale? must they exhale?
V-ing form
must I be exhaling? must you be exhaling? must she be exhaling? must we be exhaling? must you be exhaling? must they be exhaling?
Perfect
must I have exhaled? must you have exhaled? must she have exhaled? must we have exhaled? must you have exhaled? must they have exhaled?
V-ing perfect
must I have been exhaling? must you have been exhaling? must she have been exhaling? must we have been exhaling? must you have been exhaling? must they have been exhaling?
Interro-negative form
Simple form
must I not exhale? must you not exhale? must she not exhale? must we not exhale? must you not exhale? must they not exhale?
V-ing form
must I not be exhaling? must you not be exhaling? must she not be exhaling? must we not be exhaling? must you not be exhaling? must they not be exhaling?
Perfect
must I not have exhaled? must you not have exhaled? must she not have exhaled? must we not have exhaled? must you not have exhaled? must they not have exhaled?
V-ing perfect
must I not have been exhaling? must you not have been exhaling? must she not have been exhaling? must we not have been exhaling? must you not have been exhaling? must they not have been exhaling?