Miss Green was very angry _______ her son _______his bad grades. [ ]

Is this your sister’s key, John？ —No, it isn’t. ______ is in the bag.

Frank，you look worried．Anything wrong?一Well，I______a test and I”m waiting for the result．

Hi, _________ are you going? —To the zoo. I want to see some animals.

This is the ______ bag ______ lost yesterday, but it’s not mine.