He is believed____________ in at his office on his way home.

Why __ practice again and again?

Yesterday was my friend Bruce’s birthday. He invited me ______ his birthday party.[ ]

___________, education is about learning and the more you learn, the more equipped for life you are.

Do you know if Mr. Wu ______ to our school tomorrow? ———-I’ve no idea. If he ______, everyone ______ very happy.