I must sprawl you must sprawl he must sprawl we must sprawl you must sprawl they must sprawl
V-ing form
I must be sprawling you must be sprawling he must be sprawling we must be sprawling you must be sprawling they must be sprawling
Perfect
I must have sprawled you must have sprawled he must have sprawled we must have sprawled you must have sprawled they must have sprawled
V-ing perfect
I must have been sprawling you must have been sprawling he must have been sprawling we must have been sprawling you must have been sprawling they must have been sprawling
Negation
Simple form
I mustn't sprawl you mustn't sprawl he mustn't sprawl we mustn't sprawl you mustn't sprawl they mustn't sprawl
V-ing form
I mustn't be sprawling you mustn't be sprawling he mustn't be sprawling we mustn't be sprawling you mustn't be sprawling they mustn't be sprawling
Perfect
I mustn't have sprawled you mustn't have sprawled he mustn't have sprawled we mustn't have sprawled you mustn't have sprawled they mustn't have sprawled
V-ing perfect
I mustn't have been sprawling you mustn't have been sprawling he mustn't have been sprawling we mustn't have been sprawling you mustn't have been sprawling they mustn't have been sprawling
Interrogative form
Simple form
must I sprawl? must you sprawl? must he sprawl? must we sprawl? must you sprawl? must they sprawl?
V-ing form
must I be sprawling? must you be sprawling? must he be sprawling? must we be sprawling? must you be sprawling? must they be sprawling?
Perfect
must I have sprawled? must you have sprawled? must he have sprawled? must we have sprawled? must you have sprawled? must they have sprawled?
V-ing perfect
must I have been sprawling? must you have been sprawling? must he have been sprawling? must we have been sprawling? must you have been sprawling? must they have been sprawling?
Interro-negative form
Simple form
mustn't I sprawl? mustn't you sprawl? mustn't he sprawl? mustn't we sprawl? mustn't you sprawl? mustn't they sprawl?
V-ing form
mustn't I be sprawling? mustn't you be sprawling? mustn't he be sprawling? mustn't we be sprawling? mustn't you be sprawling? mustn't they be sprawling?
Perfect
mustn't I have sprawled? mustn't you have sprawled? mustn't he have sprawled? mustn't we have sprawled? mustn't you have sprawled? mustn't they have sprawled?
V-ing perfect
mustn't I have been sprawling? mustn't you have been sprawling? mustn't he have been sprawling? mustn't we have been sprawling? mustn't you have been sprawling? mustn't they have been sprawling?