24. —May I go and play with Dick this afternoon, Mum?—No, you can’t go out _______ your work is being done.
He is clever and hard-working, so he has _____ reason to succeed in the exam.
It’s ______, as I trust you so much.
One of the students hasn’t prepared ____ lessons very well.
Either the boy or his sister must have _____ dinner here.
_____stop fooling, boys and girls, and he .