I can’t remember what he looked like when we met __________the first time.[ ]

The shopkeeper gives every visitor _________ up-to-date magazine to introduce their new goods.

The books are so nice, which one can I take? —Oh, you can take _______ of them. I’ll keep none.

“______,” the soldier screamed loudly, who held a gun in his hands, “or I will shoot again!”

_____do you go to school? —At 7: 15. [ ]