谁能用英语造5个条件句?用将来时,造有可能发生的事情

if he finishes his work,his mother will let him out
the teacher won't let him go home until he makes the classroom clean
I won't go sleeping until my father comes back
I don't know if he will come,but if he comes,I'll give it to him
If you keep on working hard,you will pass the exam