Fill in the blanks with the right form: Past Simple / Past Continuous or Past Perfect: (B1)

It was Sunday afternoon. I … (watch) a cookery program on TV when I … (realize) how hungry I was. But of course, I … (be) hungry; I … (not/eat) anything since lunch, and I … (run) a race in the morning. “Biscuits!” I …(think). My aunt … (offer) me a jar of delicious home-made biscuits for Christmas. I … (go) into the kitchen, … (open) the fridge and … (pour) some milk in a big glass. Then I … (look) for the kitchen chair but it …. (not/be) there: somebody … (take) it away. And there …………... (be) no biscuits in the biscuit jar: somebody …. (eat) them all! I was sure I … (put) the jar there the previous day, and I … (eat) only one cookie. It … (be) very strange. A few minutes later, I … (drink) my glass of milk when I … (hear) a loud noise coming from the dining room. I … (go) there quickly and I … (open) the door. I couldn’t believe my eyes. My little brother … (eat) my biscuits enthusiastically on the kitchen chair.

merci d'avance