I need to clean the house.
Que dois-je faire ? = What must I do ?
Que dois-je faire? in French means "What must I do?" in English.
Je dois faire mes devoirs. (I have to/need to do my homework)
il faut que je .... or je dois ..
You would say "Je dois étudier" in French to mean "I must study."
je dois means i have
Est-ce que je dois faire tout pour toi ? means 'should I / shall I do all for you?'
You can say 'Je dois faire mes devoirs' in French.
je dois ... means I have to ..., I must ....
Que dois-je faire pour le plaisir.
je dois travaille
I need to make some boys (No, it makes no sense to me either - and there is a grammar mistake: it should be des garcons).